(Feel free to skip ahead if you just want to see what ... Android made its official public debut in 2008 with Android 1.0 — a release so ancient it didn’t even have a cute codename.

The previous version of Windows, introduced in 2015. Tablet apps can run in a window just like desktop apps ... Windows 7 and 8.1 users were able to upgrade for free until July 29, 2016.