Yes, I'm well aware of that.
I even tried to correct the DM (after I snuck a look at the table in the back at the gaming store, because "The DMG is for DMs only!"), but I got outvoted about 8:1, so I shut up.
Not like you run off and ask the Internet in 1979, so whatever interpretation a crowd of 11 yr olds around the table in the school library come up with is the one you roll with.