Engineering.
Engineering decisions behind Viotus software and infrastructure. Explore its purpose, evidence and place in the wider Viotus development record.
When Does a Shared Studio System Break Even?
A decision method for pricing shared-system benefits and hidden coordination costs before two products adopt the same capability.
Design AI Interfaces Around Uncertainty
A practical four-band method separates evidence quality from interface permission, so AI uncertainty leads to proportionate human-directed action.
How to Monitor a Virtual Economy with Five Views
A five-view measurement method reveals where value enters, moves, accumulates and disappears—and which player groups experience the change.
Archive
Persistent World Memory: Planning Scope Clearly
Persistent world memory needs clear boundaries. This overview separates useful continuity from unnecessary data collection.
Build an AI Creative-Direction Regression Set
Test more than technical validity: build a compact evidence set that shows whether an AI workflow still serves its intended creative direction.
Four Safeguards for Account Name Changes
A practical policy matrix that balances legitimate account renaming with impersonation, confusion and rapid-change abuse risks.
The Unit-and-Scale Check for Financial Calculations
A calculation may be arithmetically correct yet financially wrong. Use this unit-and-scale ledger to catch percentage, period, currency and magnitude mismatches.
How to Audit AI Without Logging Sensitive Data
A practical field-by-field method for preserving useful AI operational evidence without turning observability into a hidden store of user content.
How to Design Human Review Controls for AI
A practical control ladder helps teams give people the right way to inspect, reject or replace an AI-assisted result.
Design Financial Inputs Around the Question
A question-first input contract makes required variables and assumptions understandable before a financial calculation begins.
Data Minimization for Useful AI Features
A practical checklist for giving an AI feature the context it needs without exposing every available record or collecting unnecessary personal information.
Least-Privilege Permissions for AI Tools
A practical framework for giving a tool-using AI capability only the information and actions required for its intended product role.
How to Audit a Financial Calculator Result
A practical reverse audit for tracing one financial result through its units, dates, sources, assumptions, derived values and execution history.
Why Linked Financial Calculations Should Update Atomically
A linked calculation is only coherent when upstream changes reach every dependent result together—or leave the prior workspace intact.
AI in financial software: what should remain deterministic?
A practical Viotus framework for separating financial data, deterministic engines, AI assistance and the decisions that remain human.