Ask HN: Successful one-person online businesses?

This is a question that is asked every few years.

Some past iterations:

- https://news.ycombinator.com/item?id=13326535 by mdoliwa

- https://news.ycombinator.com/item?id=7367243 by kewball

- https://news.ycombinator.com/item?id=16482392 by pyeu

- https://news.ycombinator.com/item?id=25614966 by codester news

Just like in past iterations I am very curious to see the results, and maybe there have been a few surprises since ChatGPT last appeared almost a year ago.

The original text:

> How many people on hacker news are running successful online businesses on their own? What is your business and how did you get started?

> Defining successful as a profitable business which provides the majority of the owners income.