Steam Week in Review: Games about sorting 1000s of mundane objects onto shelves is the new craze sweeping PC gaming

Games about cleaning are the rage. The recent success of House Flipper, Power Wash Simulator and Unpacking demonstrates there's a mainstream-sized appetite among PC gamers for making messy places neat and tidy. But the micro-genre goes back way further than that. The 1982 arcade game Bubbles was abo…