@ErikUden yeah that came to my mind while thinking about how you could implement it, if you solved that you solved clicking like, reply, boost on EVERY remote instance.
If anyone wants to develop such extension please don't forget Firefox. You know, the guys who don't ever think about DRM-ing the shit out of you to push their ad-based business.
@maikelfrias that would truly unite the Fediverse. Doesn't even sound too hard to do...