After a string of reports about PC performance issues, Batman: Arkham Knight is being taken off the Steam store temporarily. The news was posted on Steam today by Gary Lake-Schaal, VP of Game Technology at Warner Bros. Interactive Entertainment. In it, he apologises for the performance issues being experienced by owners of the PC version of the game and states that future game sales will be suspended while they work out the problems. The same post was also made on the official Warner Bros. forums. GameSpot reached out to Warner Bros. who has confirmed the authenticity of the post.