Linux and Windows, the former mainly. I have both installed in both my PCs (Desktop and Laptop) and I boot into whatever I need to do the work (Or gaming) I ne

Linux and Windows, the former mainly. I have both installed in both my PCs (Desktop and Laptop) and I boot into whatever I need to do the work (Or gaming) I need. Although lately I rarely boot Windows, and if I do: It's for playing some games.