It strikes me that if this technology were as useful and all-encompassing as it's marketed to be, we wouldn't need four articles like this every week
People are figuring it out. Cars are broadly useful, but there's nuance to how to maintain then, use them will in different terrains and weather, etc.
How many millions of articles are there about people figuring out how to write better software?
Does something have to be trivial-to-use to be useful?