It was launched back in 2010 and is estimated to cost between $ 300 to $ 1800 per month, depending on the total number of systems a user licenses. (simplybitcoins.com)
The higher number of systems it tracks, more data will be gathered. (elearningindustry.com)
Again, by default, it lets you install games on unlimited number of systems, again, if the stupid publisher doesn't ask otherwise. (n4g.com)