What date and time (Mountain Time zone) do you think the 2000th member will join?  As of now - 7/1/2011, at 1:00 MDT - we have 1970 members. New folks tend to join at a rate of 5 - 8 a day.   The member who comes the closest will get a free, signed version of my upcoming book, Aquaponic Gardening, when it comes out in late September.   Voting ends at noon on July 4 at noon MDT, or when that 2000t…