Roughly half a year after the launch of its Cloud Player for iOS, Amazon today announced that it has 'optimized' its MP3 store for Apple's mobile browser. Now iPhone / iPad / iPod touch owners can quickly buy music from the service via the mobile version of Safari. Purchased tracks will save to the Cloud Player and then can be downloaded to those devices, as well as the Kindle Fire, Android devices and Sonos systems. Those looking to pick up Yo La Tengo's new record for $5 can direct their handset to the source link bel