Rule 6 indeed.

It may also dictate what the developers/producers/directors think the audience prefer the game.
"Lots of people choose violence, therefore this should be a violent game."
Too bad I'm not good at playing multiplayer shooter.
May be I could enjoy it if I am.
I'm well familiar with TF2. I remember when that was big.
『404 GAME RE:SET』 -ARCHIVE FILE.04- The reward is fruit -Answer-
https://www.youtube.com/watch?v=KTGo0royMXA
It's like Pac-man invaded this cyberspace and is somewhat of a foreign unknown monster to it... which makes sense given this place is for Sega CASTs.
『404 GAME RE:SET』 -ARCHIVE FILE.05- Trial and Error -Question-
https://www.youtube.com/watch?v=SZ_0XA0I-NI
My guess, early attempts at bringing the CASTs from cyberspace to reality via advance holograms.