They haven't in the last 40 years.
If you look at any crank, spinner, buzz bait, or all the other hot soft plastics, have they ever stopped or slowed down hitting them?
I think it is more of the hype reporting that slows down but the bite stays as hot as it ever was.
Well except the Helocopter. And maybe the Banjo Minnow. No amount of hype could save them.