The install are fine and fun little part of the game.
last night it gave me the message "It's now 3am, you must be tired - take a break everynow and then.". and "You have been playing for over 2 hours".
Besides Changing discs take what 30 - 45secs. By the time you change your disc and start loading the new data into ram MGS4 is 50% done installing. Once you start playing the game MGS4 will only be a few seconds slower....
** ohh and starcraft - installs havent used up all my 60gb Ps3's space yet and i own 18 PS3 games - all of them with installs ( even NG:S's optional 3.3gb install) are still on my HDD ... The installs are only an issue for small number of people -- and if your one of those people you should be able to throw a 320gb or 500gb HDD into your PS3 to solve the problem ...







