Starcraft FPS in the Works by Blizzard?

Blizzard is reportedly developing a StarCraft shooter under Far Cry's former lead, Dan Hay. The claim, revealed in Jason Schreier's new book Play Nice: The Rise, Fall and Future of Blizzard Entertainment, which will be released on October 8. Highlights Blizzard's third attempt at a StarCraft FPS, and while past projects were scrapped, could this be one to break through?