https://www.washingtonpost.com/technology/2020/01/10/tesla-battery-range/
"But car industry experts also say the company has taken more risks than traditional automakers, making its batteries ever-denser and out of different materials than competitors. Some point to a handful of spontaneous battery fires under investigation by federal regulators as potential fallout."
“My belief is that Tesla is more willing to risk their battery not lasting 8 to 10 years and just dealing with the consequences on the back-end,” said Michael Ramsey.
The FUD out there is getting desperate for something... anything...
They are trying to spin Tesla batteries being years ahead as a "bad thing". Crazy.
Well, "belief" does not depend on observation, so it's the right word given that Tesla batteries come with a warranty of 8 years (or 192k km).