Kotaku's impressions of the MGSV side ops demo sounded pretty darn cool. But nothing can beat eyes-on impressions with your own eyes. Nothing.
The side ops demo is a little over 12 minutes and shows off MGSV's tagging function. It's a bit like the system used in Far Cry 3, but minus the tigers.
MGSV THE PHANTOM PAIN - SIDE OPS [YouTube]