There’s been a lot of talk lately about how well (or not well) the latest iPhones are selling. And while part suppliers making adjustments to their numbers can only be used as an indirect sign as to what’s going on, there’s no denying that Apple itself made some moves that are unusual for the company. First, there was the limited-time trade-in offer at improved buyout rates, and now some users received a notification that’s reminding them to buy a new iPhone.

The notification was publicized by Steve Lederer on Twitter and picked up by AppleInsider. It appears that it’s only meant for those ...