I think what looks interesting on the surface for self-driving cars is that "it is just a software problem". The other projects you describe require actual "stu

I think what looks interesting on the surface for self-driving cars is that "it is just a software problem". The other projects you describe require actual "stuff". Still, that argument doesn't count if the software problem is "impossible" to implement, or if it turns out that you also need "stuff" for it. Edit: typo