The "enshittification" of computing. The Windows 11 default Photo Viewer has probably 20% of the features of IrfanView - and the problem is that normal users don't know a better tool exists for free if they need those extra features. As the resident techie in my house I get asked by people to do simple things like overlay text in a certain style or print a photo with a particular resolution or print multiple photos etc. and these tasks are just harder or impossible with the default tools