Has anyone looked into the new Lexar CF cards which, they say, are 1000X speed?

To be available in 16GB, 32GB, 64GB and 128GB.

Anything from Canon on these?

Lexar® Professional 1000x CompactFlash® Card | Lexar (http://www.lexar.com/products/lexar-professional-1000x-compactflash-card)