More information from the Windows Phone 8.1 beta SDK leak hint at some forthcoming features for the OS update, due to be announced in April



From WP Central:

The info comes from LiveSino, who found references to numerous unannounced references to features in the SDK, hinting that such customizations may be in the final build for customers. The idea of giving customers more options to customize their Windows Phone has been a hot topic for customers for years.

  Windows Phone 8.1 may get backgrounds on the Start screen, three column support