handofdave wrote:
It's incredible to me how some people will take one small find and use it as the foundation for a wildly extrapolated theory.

It usually comes down to ego...

Even amongst the highly educated, there's still a tendency to embrace the evidence supporting one's bias, and discard that which doesn't.

I've come across this again and again with regards to prehistoric sites in the former eastern bloc/ussr which have attracted all sorts of quacks and demagogues with nationalist agendas.