LOL - back for a slightly longer duration this time around, I think ;)
Interestingly, there’s at least two researchers who think there *is* no language behind the Indus Valley symbols. I thought there’d been a topic about this, but couldn’t lay hands on it.
http://www.ejvs.laurasianacademy.com/ejvs1102/ejvs1102article.pdf
http://www.people.fas.harvard.edu/%7Ewitzel/mwpage.htm
http://www.safarmer.com/