[sharps_xp]

perhaps for most things but probably not to the extent of something like excalidraw, which uses react

[mokkol]

You can still use React or whatever on those pages. And for the rest (settings pages, signup pages and all the CRUD pages) you can use standard Rails with Hotwire.

[splitrocket]

Yes, but in that case, you can use only the complexity where you need it, instead of globally.