As of right now it doesn’t matter what language you put the game in. (From what I know)
On PC cutscenes don't count towards IGT (thanks to the Autosplitter/LRT.)
On console cutscenes do count towards IGT, so runners will skip them as soon as possible.
If there's any timesave from a specific language in a cutscene it's not going to make a difference. If there's any timesave from language outside of a cutscene (in the small dialogue scenes) it's probably so insignificant it's not even worth measuring.
So no, there is no fastest language. Currently.
As many of you know from my previous post, on April 19th 2025 Twitch will be implementing a new highlight limit of 100 hours of footage. After this date, any of your highlights over this time will be automatically deleted. And if you'