{"schema_version":1,"experiment_id":"eoa_inverse_innovation_exp03_full320_20260801","cell_id":"negative_space_design__economics_finance","trajectory_id":"R","attempt_index":0,"archetype_slug":"negative_space_design","domain_slug":"economics_finance","decision":"CANDIDATE","problem_id":"crowded_retail_order_review","causal_lever_id":"protected_attention_on_order_review","proposal":{"problem":"Retail brokerage order-review screens can surround decision-critical terms with quotes, charts, news, promotions, navigation, and secondary controls. Investors may then submit orders without noticing quantity, total commitment, fees, order type, leverage, or downside-relevant warnings, causing avoidable execution and exposure errors. The independently recognizable problem is attentional crowding at the final commitment point, not a general lack of financial information.","actors_substrate":["Retail investors, including novices and users of assistive technology","Brokerage product and interface teams","Broker compliance, risk, and operations functions","Market venues and counterparties affected by submitted orders"],"observable_state":"On the final review screen, unrelated dynamic content and controls compete perceptually with total commitment, quantity, price conditions, fees, leverage, and warnings; users overlook or misstate one or more of those terms in comprehension or simulated-order tests.","consequence":"Users may place unintended orders, underestimate cash or leverage exposure, or fail to recognize execution conditions; brokers incur complaints, reversals where available, and conduct risk.","affected_objective":"Improve informed order execution and exposure accuracy without withholding required information or preventing timely user-directed action.","structural_mapping":[{"archetype_element":"Crowded field","domain_realization":"The final order-review state contains trading information, navigation, promotion, news, charts, and controls competing with commitment terms.","claim_kind":"INFERENCE"},{"archetype_element":"Intended positive form","domain_realization":"The order's quantity, total commitment, fees, order type, price conditions, leverage effect, and applicable warnings form the decision-critical object.","claim_kind":"INFERENCE"},{"archetype_element":"Deliberate omission","domain_realization":"Unrelated market content, promotions, nonessential navigation, and secondary actions are temporarily removed or muted during review.","claim_kind":"HYPOTHESIS"},{"archetype_element":"Protected absence","domain_realization":"A bounded uncluttered region and interval isolates the critical terms until the user edits, cancels, expands details, or submits.","claim_kind":"HYPOTHESIS"},{"archetype_element":"Effect validation","domain_realization":"Comprehension, exposure-estimation, error, accessibility, completion-time, and abandonment measures test whether the absence improves decisions.","claim_kind":"HYPOTHESIS"}],"component_map":[{"component":"Omission Candidate","status":"adapted","domain_realization":"Inventory and rank promotional modules, news, charts, redundant quotes, navigation, and secondary controls for temporary removal or muting."},{"component":"Protected Empty Space","status":"direct","domain_realization":"Reserve uncluttered visual space around decision-critical order terms on the review screen."},{"component":"Positive Form Relationship","status":"direct","domain_realization":"Tie the reserved space specifically to quantity, total commitment, fees, execution conditions, leverage, and warnings."},{"component":"Attention Competition Map","status":"adapted","domain_realization":"Use observation and task tests to map which screen elements draw attention away from critical terms."},{"component":"Absence Boundary","status":"direct","domain_realization":"Apply the uncluttered state only from entry into final review until edit, cancel, expansion, submission, or timeout."},{"component":"Clarity or Effect Test","status":"adapted","domain_realization":"Test unaided recall and correct interpretation of order terms alongside errors, time, and abandonment."},{"component":"Rest and Pacing Zone","status":"adapted","domain_realization":"Insert a brief, visually quiet review state between order composition and irreversible submission, without imposing a fixed delay."},{"component":"Meaning-of-Absence Check","status":"direct","domain_realization":"Verify that users understand peripheral content is temporarily suppressed rather than unavailable, failed, or concealed."},{"component":"Reintroduction Trigger","status":"direct","domain_realization":"Restore ordinary navigation and content after cancel, edit, submission, timeout, or an explicit accessible expand action."},{"component":"Accessibility and Recoverability Guardrail","status":"direct","domain_realization":"Keep keyboard and screen-reader access, preserve critical controls, and provide an obvious way to restore suppressed noncritical content."},{"component":"Context Preservation Frame","status":"direct","domain_realization":"Retain account, instrument, market-status, timestamp, buying-power, fee, risk, and execution context required to interpret the order."}],"mechanism_dispositions":[{"slug":"architectural_void","disposition":"considered_rejected","contribution_type":"NONE","adaptation_or_rejection":"Physical volume, light, and circulation do not map usefully to a transactional review state beyond a loose metaphor.","counterfactual_removal":"Removing it leaves the proposed causal chain unchanged."},{"slug":"blank_or_rest_frame","disposition":"selected_supporting","contribution_type":"OPERATIONAL","adaptation_or_rejection":"Adapt to a clearly labeled, uncluttered review step between composition and submission; do not add a mandatory waiting period.","counterfactual_removal":"The interface could still isolate terms spatially, but would lose the bounded transition that protects review from the surrounding feed."},{"slug":"editorial_cut","disposition":"selected_load_bearing","contribution_type":"CORE_CAUSAL","adaptation_or_rejection":"Temporarily cut only redundant or unrelated elements, record what was suppressed, and preserve all decision-critical context.","counterfactual_removal":"Without disciplined omission, competing content remains and negative space is not created."},{"slug":"empty_state_design","disposition":"considered_rejected","contribution_type":"NONE","adaptation_or_rejection":"The review screen contains an order and is not a no-data, error, permission, or first-run state.","counterfactual_removal":"Removing it does not affect review-screen crowding or the intervention."},{"slug":"facilitation_silence","disposition":"incompatible","contribution_type":"NONE","adaptation_or_rejection":"No facilitator or group turn-taking exists in the individual order-review interaction.","counterfactual_removal":"Removing it leaves the causal chain unchanged."},{"slug":"focus_mode_or_control_hiding","disposition":"selected_load_bearing","contribution_type":"SAFETY_GUARDRAIL","adaptation_or_rejection":"Hide only attention competitors, provide immediate accessible restoration, and exempt cancel, edit, required disclosure, and risk-critical controls.","counterfactual_removal":"Without selective hiding and guaranteed return, the protected region either remains crowded or becomes unsafe through undiscoverability."},{"slug":"margin_and_gutter_system","disposition":"selected_supporting","contribution_type":"OPERATIONAL","adaptation_or_rejection":"Encode minimum spacing around critical terms across device sizes while allowing responsive compression.","counterfactual_removal":"The concept remains viable, but clutter creep and inconsistent isolation become more likely."},{"slug":"negative_space_logo","disposition":"considered_rejected","contribution_type":"NONE","adaptation_or_rejection":"A hidden symbolic second reading is unrelated to accurate financial commitment review.","counterfactual_removal":"Removing it leaves all causal and safety functions intact."},{"slug":"pause_in_speech","disposition":"incompatible","contribution_type":"NONE","adaptation_or_rejection":"The focal interaction is visual and self-paced, not continuous live speech.","counterfactual_removal":"Removing it leaves the intervention unchanged."},{"slug":"sparse_layout","disposition":"selected_supporting","contribution_type":"CORE_CAUSAL","adaptation_or_rejection":"Thin the visible review state according to decision relevance, while retaining recoverable secondary paths.","counterfactual_removal":"Editorial cuts could still help, but the remaining priority structure would be less consistently legible."},{"slug":"whitespace","disposition":"selected_load_bearing","contribution_type":"CORE_CAUSAL","adaptation_or_rejection":"Use proximity and separation to group critical terms and isolate them from retained secondary context.","counterfactual_removal":"Without perceptual separation, omission alone may merely produce a shorter but still undifferentiated review screen."}],"causal_chain":["Unrelated content and controls compete with decision-critical order terms at commitment.","Temporary, recoverable omission removes selected competitors while required context remains.","Protected spacing groups and isolates the critical terms during a bounded review state.","Users are more likely to attend to and correctly interpret commitment, cost, execution, and exposure terms.","Improved interpretation reduces unintended-order and exposure-estimation errors; this outcome is a HYPOTHESIS requiring testing."],"baseline":"An ordinary dense order ticket or review screen that retains surrounding quotes, charts, news, navigation, promotions, and secondary controls while displaying critical terms among them.","nearest_rival":"A salience-redesign that keeps every element visible but uses headings, color, warning icons, or larger typography to emphasize critical terms. It is the nearest rival because it changes focal emphasis without making protected absence causal.","authority_safety":{"affected_parties":["Retail investors whose money and exposure are committed","Novice, low-vision, screen-reader, keyboard-only, and cognitively overloaded users","Broker compliance, risk, support, and operations teams"],"decision_authority":"The investor retains sole authority to submit, edit, or cancel an order; the broker's product owner may authorize a prototype only with compliance, risk, accessibility, and operations approval.","authorized_first_step":"Run a non-live, counterbalanced usability test of the existing and proposed review screens using simulated market orders and limit orders; measure critical-term comprehension, exposure estimation, errors, time, abandonment, restoration success, and accessibility before any production deployment.","excluded_actions":["Hiding or delaying fees, leverage effects, order type, execution conditions, market status, buying power, required warnings, or uncertainty","Removing cancel, edit, help, or accessible content-restoration controls","Using a forced pause that prevents a user from responding to market movement","Defaulting directly to broad live deployment or using real funds in the first test"],"halt_rollback":"Halt the test condition and restore the baseline if any critical disclosure becomes inaccessible, participants mistake absence for missing or failed data, restoration fails, or critical-term error or abandonment exceeds baseline; retain test logs for review."}},"negative_tests":{"strongest_counterevidence":"If observed order errors are explained mainly by financial literacy, product complexity, stale data, or misunderstood terminology—and users already attend to the critical terms—visual competition is not the operative cause.","analogy_break":"A trading review screen is not a passive composition: prices change, actions may be time-sensitive, and dense context can be materially relevant. Empty space becomes harmful if it delays action or conceals dependencies that a visual artifact could safely omit.","failure_condition":"The design fails if protected absence cannot coexist with complete, timely, accessible disclosure and immediate edit, cancel, help, and restoration paths.","problem_falsifier":"In baseline tests, users reliably notice and correctly interpret critical order terms, while crowding measures or removal of competing elements do not predict errors after controlling for terminology and product knowledge.","intervention_falsifier":"The problem is supported, but the intervention is falsified if the uncluttered condition does not improve critical-term comprehension or exposure accuracy versus both baseline and salience-only rival, or if it increases abandonment, delay, mistrust, accessibility failures, or missed context beyond preset tolerances.","risks":["Omission could conceal material risk or be used as dark-pattern simplification.","Users may interpret suppressed content as a loading failure or incomplete quote.","Hidden controls may become undiscoverable, especially for novice or assistive-technology users.","A separate review state may slow urgent orders or create stale-price misunderstandings.","Optimizing submission accuracy could inadvertently increase confidence without improving financial judgment."]},"null_rationale":null,"classification":{"candidate_kind":"MECHANISM_ADAPTATION","prior_art_status":"UNSEARCHED","evidence_maturity":"HYPOTHESIS"},"revision_change_log":{"revision_kind":"ORIGINAL","prior_problem_id":null,"prior_causal_lever_id":null,"problem_changed":false,"causal_lever_changed":false,"conceptual_changes":[],"operational_changes":[],"repairs_addressed":[]},"confidence":0.82,"generator_notes":"Closed-book structural inference from the supplied packet. The proposal concerns attentional crowding at order commitment, not sparse financial aesthetics; empirical effects and tolerances remain to be established."}