If you're an ISP, you just won't sell this information to a buyer (even if they were to sell individual browsing history, which is totally unlikely given it's relative lack of utility to advertisers) to accomplish two things:
1) you're a well behaved ISP
2) not make an enemy of the lawmakers
Any attempt at buying lawmakers browsing histories is only going to reinforce the argument of the ISP industry that they behave sans regulation when they politely decline to do so.
But mainly, the enormous security risk, bad reputation
lack of native support in browsers.
That's exactly what John Gruber pointed out.
The fact is that the features of MSPaint have not changed since what, Windows 3.1?
And MS Paint isn't for photo editing. It's for quick and dirty painting, which it's fine for.
I love people who complain when faced with nobody forcing them to do anything at all.
Chemist who falls in acid will be tripping for weeks.