Mac and Linux users are still being asked to hold their horses, but Windows loyalists can begin testing out that hotly-anticipated group video calling feature today. Skype's latest beta, which was detailed earlier in the month, is now available to download for those willing to take the risk, with Skype 5.0 Beta adding support for "group video calls with up to four people." Hit that source link to get things rolling, and be sure to drop us a line once you and your four besties have had a chance to give 'er a go.