Get ready for the announcements about Pottermore. From The Telegraph article:
JK Rowling is set to announce details of her latest project at the Victoria and Albert Museum in London at lunchtime on Thursday.
The author is expected to explain the details of the online treasure hunt. It is said to be a hi-tech online game, offering clues to prizes that may be hidden in the real world.
It has been reported that the game will contain clues to find an unreleased number of magic wands hidden in both Britain and America, and possibly other countries as well.