Privacy focussed clients are going to be a good niche imho

Unix philosophy

What’s your argument for it? My browser is an essential everything app already?

Where would the internet be, if you needed to install a different browser for every website?

Nostr is the everything protocol, so why not build everything apps with it?

Agreed, specialised micro-apps are the way forward. They can be good at 1 thing and numble enough to adapt and change quickly