People have been trying to offload dynamic page generation to the client (browser) for as long as JS exists. It became less attractive when search engines becam

People have been trying to offload dynamic page generation to the client (browser) for as long as JS exists. It became less attractive when search engines became so dominant and important for websites' success, because they couldn't handle it. Nowdays Google does some JS, but in general, it's better not to do this yet.