Can someone please explain, why everyone is build wallet browser extensions? I really don't get it, always felt extension was a suboptimal user experience a user can have, am I missing something?

Can someone please explain, why everyone is build wallet browser extensions? I really don't get it, always felt extension was a suboptimal user experience a user can have, am I missing something? https://twitter.com/Uniswap/status/1762494099637088285

initial contributor at @interface | join /interface, /walkthewalk & /maps

Vast majority of swap fees are earned by browser extensions.