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A collection of notes, essays, and tiny postmortems from things I’ve made, read, noticed, or overthought. Mostly design, sometimes life, always a little bit curious.

AllRandom ThoughtsProduct ThinkingPatternsTeamsProductivityDesign SystemPrinciplesUser Research

©2026 Belle Lee · Last updated 05.02.2026

Ads in the AI world
February 20, 2026Patterns

Ads in the AI world

Ads in AI chat may be inevitable, but the real design challenge is keeping sponsored intent near decisions — not inside advice.

Designing stream of thought
January 9, 2026Patterns

Designing stream of thought

A good AI stream should not expose every thought, but show enough visible work, uncertainty, and control to help users trust what the system is doing.

Unique patterns in AI design
December 19, 2025Patterns

Unique patterns in AI design

AI design may not have invented many new components yet, but it is reshaping familiar patterns around guidance, oversight, and trust.

Announcement modules
March 23, 2023Patterns

Announcement modules

Announcement modules may be small, but with the right timing and targeting, they drive action—and turn hype into clicks.