> > It was a 10w, and I did love it ;)
> Did you "notice" the canister at all?  Were you using it on a harness?

I had the canister on my tank strap.  Did not notice it at all.

> > The NSS-CDS teaches on singles, to
> > further limit our penetration ;)  Now that I am certified, I can change
> to
> > 1/6th of doubles.
> Sounds a little strange, if you'll forgive my saying so.  Teaching you
> firsthand how to nail your buoyancy with doubles seems preferable to
> encouraging you to learn it on your own in a cave.  But I'm no cave
> diver....

You are supposed to move to apprentice and learn the doubles outside of the
cave, before using them in the cave.

Richard