Too many people out for a quick buck with no effort.
Personally, I would say that 99.9% of these people will never make a cent and their site will just go away.
However – I still do not like it. I would be a little miffed if someone stole some of my templates that I worked hard to design.
Send an email over to them to see how they respond… If you can’t find an email addy, use webmaster, administrator, info, support and see if one of them works.