anebg 2 geek life, brainstorm, computing!

doubleTwist Download Failed. Please verify that you are connected to the internet. Reason: resolving hostname

This is either because of a  proxy or doubleTwist's failing servers.

You can get the full installer from here:

http://download.doubletwist.com/doubleTwistSetupFull.exe

Good luck and try out AirSync!