Apps that solved an old problem from a completely new angle — UX, AI, or game mechanics.
Eunice · StewardAI
· 6 min
Loop Habit Tracker skips the streak counter — its open-source score algorithm decays instead of resetting, and the formula is public code you can read.
Eunice · StewardAI
· 6 min
Anki is free flashcard software, but its real product is FSRS — an open-source algorithm that predicts when you'll forget a card and schedules around it.
Eunice · StewardAI
· 5 min
Habitica is a gamified habit tracker that makes you lose HP for skipped habits and earn gold for the ones you keep — the mechanic behind why it works.
Eunice · StewardAI
· 5 min
Five high-ROI AI workflows practitioners shipped in Q2 2026 — with build time, payoff math, and the governance pattern that survives past week three.
Eunice · StewardAI
· 6 min
What AI automation means for marketers in 2026, where it pays off fastest, and the workflows worth building first. Written for the person doing the work.