Putting concerns about future states aside, congrats to the Pixelmator team. I've been using the app for years and it's a really great piece of software, well designed and well built. It's always been incredible value for the price, especially given that it basically replaces Photoshop for a wide swath of the market without compromising on UX (which is a problem for other competitors) at a price point that's like 1-2…
I suspect this move is due to behind the scenes Adobe / Apple relations souring over the years. Adobe used to be one of their biggest supporters and helped winning over users to the Mac platform. This has diverged significantly over the years, and I think Apple is looking at Adobe and their business model and realizing that it both lucrative for them to have software that fills into this market to round out their cre…
And Apple’s products seem to create walled gardens in order to prioritize [first creative, then economic] control.
Based on the demographic that a significant portion of their marketing seems targeted towards (artists and creative types), I think your theory sounds likely.