I have no idea where you got this idea from. Can you give some examples showing that switching to a new framework is a common at FANGs? Yes, frontend moves qui

I have no idea where you got this idea from. Can you give some examples showing that switching to a new framework is a common at FANGs? Yes, frontend moves quickly and there is a new framework every day. No, most products teams at FANGs are not rewriting frontends in a new framework every year.