>AS already stated, the MB-D14 battery grip should be >excellent if it's anything like the D300 grip I've been using. >I rarely took the grip off of my D300 as it felt so natural to >use. Once prices drop a little on the D600 version, I'll be >getting one again.
Another vote for the grip.
A shame it doesn't increase frame rate and the dpad is quite fiddly compared to the one on the body, but it does improve handling IMO