Then we'll have a dozen of geocities homepages with embedded application/x-acknex-game objects that no one will ever want to visit.

It's one of those cliché topics. "If we had browser support/plugnplay realtime shadows/a builtin MMO engine/DirectX11/'that one feature I read about on the internet with the really cool abbreviation no one used by now and I dont know how it works or what it does but it seems to be cool and the future of gaming itself' my planned RPG-RTS-FPS-MMO-mashup would be the next crysis killer."