I use Emacs both on Linux and Windows. Long ago I even tried the DJGPP port on DOS (anybody out there who remembers it?
).
Welcome on the Wiki ! 
I remember the DJGPP port.
– AlexSchroeder
Sure! But at the time I didn’t have Windows!
– AlexSchroeder
Actually this made me try Linux: Everytime I tried to start Auctex under DOS the machine crashed. So I decided to try a real operating system
) – MartinStemplinger