OSX implements a fairly good practice of sandboxing (YourProgram.app +/Library/YourProgram/), though the moment you put Microsoft Office or Adobe Creative Suite this whole concept goes out of the window.
Windows OS has been the single worst offender of this way of installing applications, what's worse developers often won't write uninstallers to remove all the crap they've left in the system.
Campaign contribution sounds better than calling it a bribe.
OSX implements a fairly good practice of sandboxing (YourProgram.app + /Library/YourProgram/), though the moment you put Microsoft Office or Adobe Creative Suite this whole concept goes out of the window.
Windows OS has been the single worst offender of this way of installing applications, what's worse developers often won't write uninstallers to remove all the crap they've left in the system.