Steam has launched a short Holiday sale that includes the slashing of Hemisphere Games’ award winning indie title Osmos. The game can be picked up for $2, an 80% discount off the standard $10 tag.

The sales are stamped with ‘one day only’ warnings, but the countdown clock provided on the sale page has the batch of discounts ending Friday morning, providing a bit more time to pony up the Washington Twins. By the way, for game developers reference: Discounting your game to the $2 range will at least guarantee my immediate purchase. Honestly, I’m much happier having the arbitrary sum of two bucks going to a good game as opposed to whatever the hell else I was going to do with the amount.

Osmos recently received one of four nominations for the VGA 2009 Best Independent Game, with Flower, conveniently on sale as well. ‘Splosion Man and Trials HD I’m looking at you–where’s that sweet ‘we’re up for an award’ discount?