That depends on whether or not there is a cost per user. If there is a server-side component checking for cheating or multiplayer functionality (from what I gathered by skimming, there is), and whether they are using 3rd party support services (bug reports, notifications, whatever).
If any of the above are true, they are paying for people to steal from him. On top of that, there's nothing worse than knowing you spent a lot of time building something to have people steal it from you because they're too cheap to drop $1, $5, $10 despite how much time or return it gives them.
One of my company's most popular (Android) apps has a 50% piracy rate and it irritates me to no end.
If any of the above are true, they are paying for people to steal from him. On top of that, there's nothing worse than knowing you spent a lot of time building something to have people steal it from you because they're too cheap to drop $1, $5, $10 despite how much time or return it gives them.
One of my company's most popular (Android) apps has a 50% piracy rate and it irritates me to no end.