Don’t count on it. This is a bunch of hand-wringing.
There have never been more than 120–150,000 commercial shotters working professionally worldwide, even in the heyday of film. There are still about that many making a decent living shooting jobs today; which is not to say the business isn’t in need of much improvement. To wit, read: https://medium.com/@Zimberoff/disrupting-stock-photography-fffe1c7d5b99 .
There are always wannabes interested in photo walks, seminars, and training videos, and working pros willing to teach them.