Yes, if you get a weed or a trash bag, lobster bouy line or anything else wrapped on there you will have to stop, lift it and clear it. That won't be too fast! Unless that sweep is enough to let it slide off.

Oh, and I could see where it would help keep from a picth pole but as for the speed improvment, 9-11% of what? <img src="http://www.catsailor.com/forums/images/graemlins/confused.gif" alt="" />