I am still using Paint Shop Pro 7.04 Anniversary Edition from 2000. It is fast and very intuitive and has all the functionality that I need from an image editor

I am still using Paint Shop Pro 7.04 Anniversary Edition from 2000. It is fast and very intuitive and has all the functionality that I need from an image editor. I tried several newer versions and other programs (yes, this includes Gimp) but always came back to my beloved PSP 7.04.