>...served from a CDN, and subsequently cached Due to cache partioning in browsers now, this will still be a big issue for all clients. Don't also forget that

>...served from a CDN, and subsequently cached Due to cache partioning in browsers now, this will still be a big issue for all clients. Don't also forget that many clients are in poor internet speed zones. A 2MB "buy in" will be unacceptably high for lots of projects (but not all, obviously).