Aside from videogames, choose your own adventure (cyoa like on r/makeyourchoice) prompts are also pretty rife with shitty things. Aside from the excessive sexualization of women, there are also several instances where authors enforce a gender binary and heteronormative romance.
In a subculture based on customization and choice.
You can print all the plastic parts. You still need a steel barrel etc. "3d printed guns" is mostly nonsense.