Android version history : Android 1.5 Cupcake

Based on Linux kernel 2.6.27. On 30 April 2009, the official 1.5 (Cupcake) update for Android was released. There were several new features and UI updates included in the 1.5 update: - Virtual keyboard: Support for 3rd party keyboards with text prediction & user dictionary for custom words - Widgets: Miniature application views that can be embedded in other applications (such as the Home screen) and receive periodic updates - Camera: Video records - Gallery: Video playback (MPEG-4 & 3GP formats) - Bluetooth: Stereo support added (A2DP and AVRCP profiles), Auto-pairing - Browser: Copy and paste features added - Contacts: Shows user picture for Favorites - Dialer: Specific date/time stamp for events in call log and one-touch access to a contact card from call log event - System: Animated screen transitions - Upload videos to YouTube - Upload photos on Picasa