Tesla was a cheat, a liar and a charlatan. There is no real evidence that he invented anything. The one thing that poor old Westinghouse paid him for he took years to get to work after he sold Westinghouse the patents. Oddly someone else came up with an electric motor at the same time.... hm. Everything else was a scam.
Any wonderous thing you find on the internet with Tesla's name on it is also being pedaled by a cheat, a liar or a charlatan, just like the man himself.
The facts: