[half-kh-hacker]

that's not the appview, that's the client

[verdverm]

App View is a bit fuzzy of a term. To me it seems like a combination of frontend, backend, custom lexicon, and supporting services. There isn't really another place in the spec or design where clients or browsers fit in, which do in fact provide a view of the network via an app.

[verdverm]

"UI" is part of the definition they give in the glossary

https://atproto.com/guides/glossary#app-view