such as Skyrim, Fallout 4, etc. The reason GPU makers started working on this technology was due to the problem called screen tearing, which created a torn effect while gaming by showing
If you wonder what the reverse situation is, where "some games" don't work well with in-game vsync, just take a look at most Bethesda open world games. If you use Fallout 4's in-game vsync (enabled by default unless you turn it off in an ini file), the game is literally unplay...