If they have a year sub, then yes I agree (even if it’s implicitly always part of the risk of buying so far in advance) but if they are month to month this position is absolutely nonsensical.
You seem to be saying that it's not a problem because you can just cancel your subscription if you don't like it. The fact remains that it's true. It's bad for goodwill in the same way Apple flipping $ -> £/€ is.