Agreed. And from the above... "But they seem just like a convenience to developers and an inconvenience to many users, and don't really make anything new possi

Agreed. And from the above... "But they seem just like a convenience to developers and an inconvenience to many users, and don't really make anything new possible." Not acknowledging your presumption that it's an inconvenience to users, the above could essentially be said about any AJAX/Javascript framework too.