Here's a wad of links regarding some cool new products announced at NAB 2008:

RED Scarlet - 3K resolution for $3k!
HVX200A First Look
HMC150 (DVX100 replacement?)
HPX170 (a tapeless HVX200?)
FreshDV HPX170 Announcement
Sony PMW-EX3
Sony EX3 Intro Video (watch this video!)
Check out all kinds of Sony EX1 HD clips: Vimeo EX1 Channel
EX1 vs HVX
If you are a JVC fan: GYHD200B
Matrox MXO2
Blackmagic Video Recorder SDI