The Russian guys at Lbook posted this:
http://lbook.ua/ru/news/sensor
Automatic translation by Google:
"Draft e-books lbook A9 and lbook A6 based Sipix screens suspended.
Dear customers!
AUO (producer Sipix screens) reported a delay in mass production of screens until July-August 2010.
A pre-sale test screens in our plant showed that Sipix technology is not yet ready for active work in electronic books.
Please note that until the solution of technological problems in AUO, lbook will not release e-books A6 and A9.
Sincerely project lbook"