What is everyone's thoughts on the arecibo response?
http://alienresearch.wikia.com/wiki/Arecibo_Response
There is a really good video synopsis of the differences between the sent message and the response. I can't embed it right now but here is the link. All of the skeptics seem to rely only on the classic "it seems unlikely so it must be a hoax" response.
http://www.youtube.com/watch?v=E92ZvA-Nm5c