alt Hacker NewsI think you're gonna lose a lot of comments here to the "Finder" word here. The problem is not the Finder but directories, which exist on all operating systems.
With that aside, this is a great idea for most files. Of course my images are still in folders with the projects they belong to, but my life photos are in one stream. Files, contacts, a lot of data would benefit greatly from this visualization.
As for people with 1000 files on their desktop, who cares, they are as good as hoarders and they get what it comes to them. Discipline helps both in the real and in the digital world.
If you have the time to be focused on folder hierarchy and organization, great. Most of the people I help don't, and I built this for them. In building it, I learned that organizing files wastes much more time than you think. Finding files is all anyone actually needs.