It Was the 70s, After All

We're renovating the kitchen and den, and the walls and floors are in various states of completion.

Me: Hey Charlie, come look at this. You can see this old wallpaper that used to be up in the kitchen.

C, looking: So?

Me: So! So it's interesting. It tells us about our house's history.

C: What, that some people who lived here before us had bad taste in wallpaper?