PSA: if you're using Rails+Hotwire,…
PSA: if you're using Rails+Hotwire, Turbo's so-fast-it-feels-like-magic ability to update sections of the DOM downgrades Capybara's all method from "likely to regret this" to "definite footgun" when used in system tests.
IME, Turbo Streams updates the DOM so fast that elements found with Capybara's all are extremely likely to be stale by the time you iterate and interact with them. After several days of fighting intermittent CI failures, I had to banish all in favor of find in all my tests.