NoScript is great, and it may reduce the attack surface of your browser, but it's not a panacea. If you look at the history of browser attacks, they're not overwhelmingly Javascript-based.
Maybe a reliable IE clientside bumps the number up north of $200,000, because folk wisdom puts the actual value of a reliable IE in the six figures. I don't know. I know what a year of time from someone who can find these bugs costs.