Pocket Gamer - In the old days, scores were settled with duels. The two aggrieved parties faced off against each other on the field of combat, and only one of them left alive and with his honour intact.
We like to think we live in more civilised times now, preferring to post anonymous, hate-filled things on the internet rather than engaging in sword fights at dawn.
Gentlemen! offers a digital solution. Two competitors face off across the field of an iPad, with only one of them winning the points and plaudits at the end of the round. 9/10