You can schedule a class on their website *today*.
I'll grant that it's more likely a mistake than an outright lie.
I'd still recommend that you read what the thread author says with a grain of salt as they aren't corroborating the claims they're repeating.
If you dig into the sourcing if the Colorado Sun's article, it cites an Instagram post[1] as evidence the business is closing, but the post says no such thing.