I worked at a startup where we reduced the app size by moving to preact from react. The thinking was that it would be beneficial for the low powered mobile user

I worked at a startup where we reduced the app size by moving to preact from react. The thinking was that it would be beneficial for the low powered mobile users but what we actually saw was increased retention and engagement from all segments as the app was a lot more snappier and didnt chug on every click/tap