How do Game Developing studios determine QTEs reaction times? Do they only use their testers to chec

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How do Game Developing studios determine QTEs reaction times? Do they only use their testers to chec DMCA
How do Game Developing studios determine QTEs reaction times? Do they only use their testers to chec DMCA
How do Game Developing studios determine QTEs reaction times? Do they only use their testers to chec DMCA