Earlier quoted context omitted.
Presumably people who make less than $22,000 USD and have no capital gains, which definitionally cannot apply to anyone dealing with cryptocurrencies (as they're securities).
The long-term capital gains rate is 0% for single people whose income and short-term capital gains are under $40k per year, or married people under $80k.[0] "People who pay no income tax" absolutely can apply to people using cryptocurrencies. [0] https://www.nerdwallet.com/article/taxes/capital-gains-tax-r...
Every time I have a discussion about crypto on HN I want to go buy lots of crypto because there are clearly still some smart people that really don't get it, to the point of seeming deliberately obtuse.