[kmeisthax]

Which, incidentally, also removes the last fringe benefit of those free "JavaScript CDN" services. They are a strict net-negative now.

[jaflo]

Though small, isn't convenience a benefit? I think a lot of new developers especially find it marginally easier to copy a script-tag.

[r1ch]

For a small test or personal site it's fine, but otherwise you're trading developer convenience for a longer load time for every user.