Windows 10 S has a chance to combat the surge of Chromebooks. Education is a market Microsoft understands, and it’s clear this release is almost exclusively catering to its needs. In a lot of ways the OS is a result of the lessons they learned with Windows RT. They kept with a x86 platform for technical compatibility, and gave users a way to use legacy apps, albeit with a paid upgrade. But if deployed too widely, where users chafe at the constraints inherent in the OS, it may become know as Windows 10 Minus.