On a Wire
‘Several years back, I was in a seminar at the International Pool & Spa Expo when the instructor asked everyone who had an e-mail address to raise a hand.   ‘Way back then – it was in the late 1980s or perhaps even the early ’90s – using the Internet for communication was a brand-new concept to most people and there were only a few . . .  in the room who lifted an arm.  I wasn’t one of them,’ observed Brian Van Bower in opening his September 2008 Aqua Culture column, ‘and at that point I had no idea that e-mail and Web sites would ever