Several devices are finally getting their updates for Android 2.2 Froyo that will be rolled out in batches over-the-air. But with all updates, there’s always a chance of firmware issues wrecking your phone. So be sure to backup first. Sprint last week announced that they would be rolling out Froyo updates for the Samsung Epic 4G, but had to quickly halt the update as complaints arose over Epic 4G phones getting bricked after the new install. Other devices announced for firmware updates last week include the Samsung Captivate, Sanyo Zio, and the Samsung Omnia 7. Check out the full comic after the jump.