Hello, Hope this helps some of you as it has me, It would be nice if Apple could tell us things like this gentleman with the link below I am providing. I have been playing with a Ipod touch and many many apps... I kept having freezes and such.. then I came across this page: http://iphonetouch.blorge.com/2008/03/22/shutdown-your-ipod-touch-for-optimum-performance/