On Jul 19, 4:41*pm, Wilko wrote:
Davej wrote:

Well, I guess that is a question for hand rollers. Can you hand roll
as easily in aerated water as you can in a pool? I would doubt it.

That's not the point. The point is that you should not train a roll for
a certain specific situation. What you are asking is something that
will barely suffice in a specific situation. [...]

No, my whole idea is to consider some form of handicapping device in
order to practice for a more difficult situation than you are going to
have in a pool.