Earlier quoted context omitted.
Training costs scale to infinite users making them a perfect moat even if they need to keep updating it. Success would be 10-100x current users at which point training costs at the current scale just don’t matter. Really their biggest risk is total compute costs falling too quickly or poor management.
WSJ reported today that ChatGPT has 250M weekly users. 10x that would be nearly the the majority of internet users. 100x that would be significantly more than the population of Earth.
As long as we’re talking independent revenue streams it’s worth counting separately from an investment standpoint.