use make and version control system for every project?

[Aahz]

In article <3F81BE4A.8B084E4B at alcyone.com>,
Erik Max Francis  <max at alcyone.com> wrote:
>
>Sure.  But source control (CVS or not; for personal use I use Perforce)
>makes this process streamlined and automatic.  Without it, if you want
>incremental diffs you have to remember to make a copy of each revision
>of each file you edit, naming them meaningfully for future.  Source
>control gets you this automatically, as well as allowing you to do
>things like conveniently create branches, merge them back in to the main
>line, etc.

Why Perforce?  Isn't that $$$ code?
-- 
Aahz (aahz at pythoncraft.com)           <*>         http://www.pythoncraft.com/

"It is easier to optimize correct code than to correct optimized code."
--Bill Harlan