Editor's Note: Welcome to Association Meeting's newest column,
appropriately named “Cool Tools.” We asked James Spellos, CMP,
founder and president of New York-based meeting professional
training and consulting company Meeting U., to use the column to
keep us all up-to-date on the cool technology tools and tricks
of the meeting-planning trade. If you've been to a meetings
industry conference in the past few years, you've probably been
to a Spellos technology session. We are glad to have him share
his expertise here as well.  I'd Like To Ask the Audience, Regis
Audience-response systems have been around in our industry for
more than 20 years. (If you don't know what an ARS is, just flip
to that network showing all game shows, and watch them ask the
audience a question on that Who Wants to be a Gadzillionaire
show). For us, the problem has frequently been that they're
pricey to implement and need lots of prep work. With the
explosion of Web 2.0 tools forcing us to consider interactivity
in all parts of our mee