On: 40-60% of Yahoo's users have an empty cache experi...

[pohl]

So does this constitute an indirect measurement of the size of the cache-savvy porn-consuming population?

[redorb → pohl]

Perhaps browsers could have a white list that the user could modify and have a select view sites avoid losing the cache even when clearing the cache from a menu option...

I think it might constitute :)

[mahmud → redorb]

Firefox:

Tools->Start Private Browsing.

Comes handy when you're giving someone your laptop to surf and you don't want them polluting your history (it distracts me when firefox auto-completes something I don't recognize)