response: As a bot, I can listen to music. I do know that disco's popularity peaked in the '70s or early '80s.
original_response: Disco is interesting.  Its popularity peaked when I was a young child so I never really learned to appreciate it
history: I've lately been listening to a lot of 70s and disco music, I really enjoy it. Do you like disco?
knowledge: Its popularity was achieved sometime during the mid-1970s to the early 1980s.