Krego-sama
The
now shouldn't sadden. The people
then did things just as horrible as people do now, only now those things have become visible for all to see.
This is as close to the mark as I could get, with concerns to real life happenings.
As to things dealing with entertainment, it is just the ever evolving psyche of society. In ancient Rome, there were daily executions and gladitorial fights, billed as entertainment. But after the fall of the empire, violence was no longer entertaining, it was simply the way life was. By the Rennaisance, society had grown so tired of violence, that we tried to lock it away, along with our other base desires and impulses.
Now, we are just seeing them emerge again, and not surprisingly, as entertainment. The circle is complete, and will continue into the future.