In fairness, this is only the case when people are actually inspecting the code. That safe could be a cake that looks like a safe, but if nobody tastes it there is no real benefit (in terms of security at least)

Check out this, it’s like a blend of classic and electronic: https://www.youtube.com/watch?v=Z_UOmAed5O8

Yes, but people can still browse content from your instance without logging in. There is nothing stopping people from viewing illegal material through your instance.