What follows is what we discovered aboard RCI's Mariner of the Seas (or should that be "Monster of the Seas"?
WHAT WAS GOOD
BOARDING: Speedy and painless. We did to the online check-in, and it really helped. We arrived at Port Canaveral around 10:30, checked in and by 11:15 we had deposited our carry-ons in our stateroom and checked out the main dining room. Fastest and easiest boarding we had ever seen.