I think people love the idea of DoNotPay: A magical internet machine that saves people money and fights back against evil corporations.
Before ChatGPT they were basically mad libs for finding and filling out the right form. Helpful for people who couldn't figure out how to navigate situations by themselves. There is real value in this.
However, they've also been running the same growth hacking playbooks that people disdain: False advertising, monthly subscriptions for services that most people need in a one-off manner, claiming AI features to be more reliable than they are, releasing untested products on consumers. Once you look past the headline of the company you find they're not entirely altruistic, they're just another startup playing the growth hacking game and all that comes with it.