To examine its status as an OG “little guy,” we must consider three separate things: his vision, execution, and location. All three still have downstream effects on AI Agent design today.

interface grammars

Reeves and Nass labelled this the paradigm Computers Are Social Actors (CASA) .

This is design built upon ‘turn taking’—inspired by human dialogue, or board games—which is why CASA is so important when thinking about what’s gone on with LLMs in the last... 3 years. Turn taking (chat) was the technologies first major UX unlock.