Remember Tesla's intent is not to maximize profit but to catalyze the world's shift from fossil fuels to EV's to as quickly as possible. The trick here is to avoid bankruptcy while putting as many EV's in customer's hands as possible and scaling the production side as high as possible to get the lowest unit cost.
It's pretty clear that Tesla has been executing very effectively on this plan and the competition are in for a rough ride. And whoever wrote this article is ... confused at best.
Tesla was initially being sold at luxury car prices. But from the time I've spent in one, they seem a little plain --- not really all that luxurious. Lots of opportunity for others to exceed it.
I think Musk made a mistake by investing so much in China. It is easy to be squeezed out of the Chinese market if the Chinese government decides to do it --- after they feel comfortable with their ability to produce their own.