It isn't an add-on, a mod or a new way of playing the world's most popular online shooter. Counter-Strike: Source is the same game that's known, loved and often responsible for gamers sitting motionless for days on end. But it's now been ported to Valve's new 3D engine, the Source engine, giving us our first glimpse of the technology that will be powering Half-Life 2.

Valve's digital distribution platform takes off.

Logan Booker gets zombified by Black Widow Games' undead-themed mod for Source.

Download the bookmarks to the 50 Web Secrets websites feature from PC Authority September 2007.

Our unparalleled test of mobile broadband returns, comparing the three fastest services on offer in Australia. Read PC Authority's full comparative results drawn from exhaustive testing with real-world data.

Fantastically fun and balanced play, especially if you don't Rambo your way through the game

A game on the high seas that's fun and doesn't involve pirates is rare. The Ship gets bonus points for originality.