Give some due thought to this, and phrase any critique you may have in a manner you'd be happy for someone to comment on your own work. Discussing aspects you think could be improved/developed is fine, tho' don't forget to note anything you like too!!!
Some students include specific questions on their blogs; have a read before viewing or commenting.
There's a lot you can pick up from others' blogs. This is a good example, a bit of ingenious innovation from some students at a school in Kent (watch the YouTube vid): http://twgsbmedia10a2group5.blogspot.com/2010/11/rb-digipak-so-far.html (Feel free to add comments to posts other than the final cuts)
CENTRE 1: KENTYou can access a range (8) of group blogs at http://twgsbmusicvideo.blogspot.com/ - each group has included specific questions they'd like addressed in their posts.
CENTRE 2: CHADWELL ACADEMY, ESSEX
6 more music video productions:
CENTRE 3: CASTLE SCHOOL, SOMERSET
Some very interesting work amongst these - should give you a clear sense of the standards you've got to meet ... and beat!!!