Blairschof

Great technique title. Build your individual castle, create a robust military and combat epic player versus player battles.
Build your personal castle, create a robust army and combat epic participant versus participant battles on a dynamic world map.

But DRM restrictions usually make it difficult, if not unimaginable, to sell a piece of software program you've purchased and used.
But by its very nature, DRM locations restrictions on the consumer. Hinduja, Sameer. "Deindividuation and Internet Software Piracy." CyberPsychology & Behavior.