Maybe not the camera I would go for because, for me, price wise it sits to close to a Panasonic HVX 170; $4000 for the JVC and about $5000 for the Panasonic. But the whole solid state QuickTime thing in the JVC is pretty cool.
Check here for a great overview of the GY-HM100 by Matt Jeppsen at FreshDV.
I like solid state. It so … um .. solid
Have a great day Phill