Didn't say it was magic. System slows down more as you use more RAM compression, so you have time to respond and close some apps. Without it I find I often am w

Didn't say it was magic. System slows down more as you use more RAM compression, so you have time to respond and close some apps. Without it I find I often am working at a thousand miles an hour, not noticing anything amiss, and then suddenly, brick wall, out of memory and I can't do anything at all.