This is so pessimistic. There is no realistic scenario where they won’t be worth many billions of dollars. They are a technology company where the marginal cost

This is so pessimistic. There is no realistic scenario where they won’t be worth many billions of dollars. They are a technology company where the marginal cost of services performed is essentially 0. While their valuation might be too high now, it is really good business that doesn’t require a monopoly to be successful.