One of the announcements at the Let's Rock [1] presentation last week was the iPhone 2.1 update [2]. Steve Jobs boasted that this update will improve your reception, cut down on dropped calls [3], and exterminate system bugs.

After spending about 30 minutes updating my firmware, I can tell you that it's a vast improvement! I have all five bars almost everywhere I go in the city, and have noticed faster Internet surfing, faster downloads, and best of all — faster backups to iTunes. Have you updated your iPhone yet [4]?