So, after like, a lot of hunting around in /r/tf2 and steam forums, as well as asking around on some discords, I still have not gotten a serious answer about fullscreen vs windowed mode in tf2.
Which is better for performance?
Which is better for input lag?
Is there an actual difference, or is it placebo?
Does it vary from computer to computer?
tl;dr: help me understand fullscreen vs windowed