The show is heading in the right direction. The second episode is funnier than the first.
Strangely, although the official website still quaintly tells you to “CTRL+ALT+DELETE your TV and watch the IT Crowd online!” the downloads seem to have disappeared.
Atariboy has a list of Torrents.
Update 8/2: Episode 3 is out and pretty good, but it is not available from channel four unless you are in the UK.