Here's a video from yesterday sailing around a 415' (126m) parking lot course.
I'm following the fellow who let me sail (and flip) his blokart many years ago.
This was his first time out in quite a while, and the first time he's ever sailed a 5.5m (thankfully he's a very good sailor, so my loaner sail survived the day without any luff tears!).
Sorry for the length.
Right at the end there are a couple of "full speed" laps around the course to give an idea of what it was like: