It's possible those files are not from the software, but added by whatever program runs when you download from the camera now that the software is gone. I think those are drivers--the interface between your computer and the camera.
"We are--each of us--dying; it's how we live in the meantime that makes the difference."
"It's not what you gather, but what you scatter that tells what kind of life you have lived!"
"Be kinder than necessary, for everyone you meet is fighting some kind of battle."