Hilariously, the target market for the author's API seems to be the same as the top post on HN today[0]: "traders".
I think amateur "trading" attracts a specific brand of idiot that is high/left on the Dunning Kruger curve. While taking money from idiots is a viable (even admirable) business strategy, you may want to fully automate customer service to retain your sanity.
It's people who generally don't have any other skills and reject all evidence for Efficient Market Hypothesis. They legitimately think what they're doing is not gambling. No amount of empirical evidence can convince them they have no risk-adjusted alpha
I think amateur "trading" attracts a specific brand of idiot that is high/left on the Dunning Kruger curve. While taking money from idiots is a viable (even admirable) business strategy, you may want to fully automate customer service to retain your sanity.
[0]: https://news.ycombinator.com/item?id=41308599