okay, so im not new to mac, but i am retarded in the catergories of gigs, MBs all that stuff. heres my question. i have a first gen 15'' macbookpro and i upgraded to 2gb and thats the highest i can go with the first gen, and it has 80 space and i go alot of recording, and design, but im just now getting all my design software and ive only got 13 something space left and im wondering if i just shelled out the dough and got a new harddrive of 500 i should be good for a long time, right? and im kind asking if thats what will give me more space, is a new harddrive? sorry its a dumb question, but i need help.