Posted: Jul 14, 2010 2:49 pm
A logo needs to be eye-catching, and to contain enough information for further exploration. #3 would fit the bill,particularly if the address was expanded.
Lifeboat for the rational mind :D
http://www.rationalskepticism.org/
http://www.rationalskepticism.org/viewtopic.php?p=343925#p343925