Ticks me off, however, that they litter the browser history with a tons of pages, but make it impossible to use them for anything, i.e. pressing the browser back button doesn't do anything (Chrome 14.0.835.202 on Mac OS X).
I'm a tab junkie. Everything not within the same domain typically goes into a new tab. I know what you mean though. You would have gone nuts at that HTML5 history game
http://www.geek.com/articles/games/first-ever-browser-addres...