I think most people have one top idea in their mind at any given time. That's the idea their thoughts will drift toward when they're allowed to drift freely. And this idea will thus tend to get all the benefit of that type of thinking, while others are starved of it. Which means it's a disaster to let the wrong idea become the top one in your mind.

bookmarklet that reduces visual clutter and transforms a page into a easily read document with minimalist styling. Works via javascript injection. open source.

Excellent online note taking repository. Allows the storage of text images and html. Runs OCR on all uploaded images and provides search for both text and the text within the images. Native mac/windows/iPhone clients. Limited by monthly bandwidth which is exceptionally generous