According to Sony Ericsson, “the Xperia X1 will offer the richest mobile user experience, putting the world at the fingertips of the user.” Best of all, they’ve just released the SDK. Video after the break.

The Panel Applications are meant to be simple, rich, and fully-interactive allowing quick access to your data — eMail, calendar, multimedia, games, IM… you name it.

[via Engadget]