A huge update today from Amazon:

Amazon Cloud Player is a service that enables customers to securely store music in the cloud and play it wherever they are on a Kindle Fire, Android phone, Android tablet, iPhone, iPod touch, iPad, Mac, or PC. Amazon Cloud Player now has more benefits, including:

  • Faster music import for Cloud Player using scan and match technology
  • Upgrade of matched files to high-quality 256 Kbps audio
  • Delivery of future Amazon MP3 purchases directly to Cloud Player
  • Delivery of eligible past Amazon MP3 purchases to Cloud Player without having to import them
  • Ability to edit song and album information (such as title and track number), and the ability to import that information for matched files directly from Amazon’s catalog
  • Support for more music file types