I'd rather waste memory than waste network traffic, re-authenticating and hitting servers to check for updated data and restarting audio/video streams. It make

I'd rather waste memory than waste network traffic, re-authenticating and hitting servers to check for updated data and restarting audio/video streams. It makes sense if you are using a machine with limited memory or you want to leave one page open whilst doing something memory intensive, but it by no means is a 'useful' way to casually browse.