I'm noticing very disturbing, unpredictable stability issues with iTunes 9.0.1, CS3/4 and other apps

Even to this day as I encounter stability issues or random bugs in the newer OS's, I always say, "I miss Snow Leopard

I can't comment on any new features, but it works as it's supposed to.

10.5.8 was still there and everything worked as if nothing had ever happened

I bought this program from the apple store to install on my 20'' iMac, previously running os x 10.4, & after installing it and updating everything, it worked as if brand new