Question of the Day: SCUBA

Have you ever been SCUBA diving?

Post your answer as a comment.
(Bonus points if you know what the acronym stands for.)

Answers I've received already:
~ No, but I've been snorkeling.
~ No, dern it! But I want to. Does that count?
~ No, I like to breathe. Thanks.
~ Yes, yes, a thousand times, yes! Oh, wait. SCUBA? I thought you said muff. OK, nevermind.

My answer:
Nope, snorkeling is more my speed.

(Post your answer as a comment.)