Picture this: You are reading some tutorial or whatever, and you need to install some things. So you run 'aptitude install prog1 prog2'. Then you realize you need prog3 and 4 too, so you CTRL+C that, and run 'aptitude install prog1 prog2 prog3 prog4'. Then you see you need something else. Rinse and repeat. This is really annoying. The worst part is you can't run multiple aptitude instances, because they'll whine about file locks or something. I …