They are planning a new cheaper model which will allow them to offer a car to a lower priced market. Also, Tesla buyers are very loyal so they will get a lot of sales when existing owners get new cars https://jalopnik.com/tesla-buyers-are-remarkably-loyal-to-th.... And BEVs are still the fastest growing segment of the market, but not even 10% share yet, so there is the other 90% of the market to go after.
Not sure why you bring up interest rates as a weakness when Tesla is the least dependent on debt of all the major car companies. High interest rates will be much more of a burden on their leveraged competitors. Same thing with the price deflation. Yes, that will hurt Tesla's profits, but it will hurt competitors that are selling BEVs at a loss even more.