From that list, I have to pick :
6. Addict: Person who feels the urge to program.
This is of course a mix between 1. and 4., and luckily I'm even able to make money of it (although not with Perl). But I program out of the same reason spiders create webs - because they can, and it's the natural thing to do.
perl -MHTTP::Daemon -MHTTP::Response -MLWP::Simple -e ' ; # The
$d = new HTTP::Daemon and fork and getprint $d->url and exit;#spider
($c = $d->accept())->get_request(); $c->send_response( new #in the
HTTP::Response(200,$_,$_,qq(Just another Perl hacker\n))); ' # web