"M" == Matt writes:
M I'm definitely running several apps at once, which is what
M makes this decision tricky
Only if your apps *use the cpu actively* (say 30% or greater). At the
moment my machine has--let me check--76 processes, but I'm using only
about 5-10% total cpu time (on a dual-core AMD).
--
A terrorist is someone who has a bomb but can't afford an air force.
~ William Blum