Apparently there are a large number of lawsuits going on against Android and all Vendors of Android phones. Basically there are some fair examples of copyright infringement (and part of the reason I think IP laws need to be reviewed again, particularly where open source is concerned)
Anyway a lot of the makers have to pay a large percentage to a certain company who have a lot of copyright on features of smart phones
Anyway a lot of the makers have to pay a large percentage to a certain company who have a lot of copyright on features of smart phones