Good news for webOS owners as Palm has extended its half-off application sale until July 23rd. Slated to end on July 9th, this sale slashed the price of almost all apps in the app catalog by 50%. Lest you start worrying about the financial implications of such a sale on the struggling webOS developers, this developer-friendly promotion is being subsidized by Palm with each developer receiving the full price for every purchase. So webOS owners what are you waiting for? Fire up the app catalog on your handset and support the webOS developer community by taking advantage of these two extra weeks of discounted applications.