Linus made a video about LTT Labs' equipment and employees:
Current title and thumbnail in case he changes it:
View attachment 3506983
After watching the video, two things stand out as odd. He hired a programmer to write a tool that screen scraps game menus and uses machine learning to figure out where the buttons are in order to configure the game for benchmarks. Nvidia GeForce Experience/AMD Gaming Evolved can do this automatically and behind the scenes they change the games' settings by editing config files, not by playing the games. He also paid for a video game version of the warehouse built in Unreal Engine.