If you don't want keep paying Adobe, switch to Gimp. Here's how to make Gimp have a user interface very similar to Photoshop with PhotoGimp. The creative industry is a heavy user of Adobe's Creative ...
Muscle memory is hard to shake. If you've spent years in Photoshop, you're not going to have a good time switching to GIMP. It took me three tries to switch over, and even then, tools like PhotoGIMP ...