Well-written article!

I wish there was some kind of standard to tell CLI apps what features to expect from the system pager, so they can act accordingly …

Right now, apps can talk to the terminal to check for feature support, but all of that falls apart when the output is piped to a pager. (Do we support inline links? ANSI colors? Sixel support??)

Shameless plug, specifically regarding Sixel support: I needed a pager with better image support than just less -r and made https://github.com/roblillack/lessi