This will continue to happen as long as the incentives of the platform are misaligned with the incentives of the user. For ad-supported sites, the customer is

This will continue to happen as long as the incentives of the platform are misaligned with the incentives of the user. For ad-supported sites, the customer is the advertiser, not the viewer. The site will optimize the experience for the customer. 3rd party apps simply don't provide a way to control ad delivery, so there's an incentive for the platform to shut them down. It's why I've been pushing for/working on a paid social sharing site, since at that point the customer is the user. It means the incentives are aligned, and 3rd party apps are a boon not an anathema.