I agree with all of that, except to say I don't think he is bobbins in front of goal. He has scored goals at this level - the same sort of number CMS managed in his best season with us, when the general concensus was that CMS was an OK striker. COG scored a great goal against Arsenal too. But...
http://www.forestforum.co.uk/showthread.php?t=43975
He was absolutely slaughtered after that shocking game against Walsall but at the very least this proves he does have the ability. Proper target man.