Like the guys have said and you speculated, unrar is disk bound. Greatest improvement would be downloading to one disk, and unraring to another. Fast
Yep, mainly ye ole HDD.
You could try this? With Chrome OS.
What's a gurl to do?
Seems Chrome OS does have a free plugin that does Remote Desktop. That's a plus.
So what you really want is a Linux desktop that isn't so Linuxy???????