IIRC the Facebook "mobile app" was originally just a glorified webview that was slow and didn't integrate well with the native experience. It took them a couple

IIRC the Facebook "mobile app" was originally just a glorified webview that was slow and didn't integrate well with the native experience. It took them a couple years to fix most things. And their UI (mobile and web) still suck for lesser used features to this day. Not the "doesn't look good" kind of suck, but "they forgot to put in the submit button" kind suck.