A new Roblox game heavily inspired by Peak, the hot new social game on Steam, has ruffled the feathers of both developers and players alike.

While the true effect of piracy on sales revenue is likely somewhere between those two extremes, piracy's precise financial impact on a game has always been hard to nail down.

A new report has uncovered a community of Roblox players who digitally re-create and “play” through real-life school shootings. Known as “Active Shooter Studios,” or A.S.S., the group has ...