from the i-thought-it-used-a-hammer dept.
An anonymous reader writes "Ever wondered, how P2P software like Skype directly exchanges data — despite the fact, that both machines are sitting behind a firewall that only permits outgoing traffic? Read about the hole punching techniques, that make a firewall admin's nightmares come true."
"Only a brain-damaged operating system would support task switching and not
make the simple next step of supporting multitasking."
-- George McFry