MacBook os x 10.4 120GB Intel Core 2 Duo 2.16 GHz 1 GB my mac was getting really slow so i wiped and reloaded the hd. it was zippy for a couple hours, then started bogging down again. i saw huge amounts of data being written to the hd when i wasn't using my computer, 10+ GB over a couple days i was only checking email. how can i find out what program is writing to my hd? thanks in advance for your help.