Haha yes it is. We have to do a ton of manual testing to ensure consistency and compatibility across many devices, browsers, and screen readers.
Some of my tweets showing how we do this:
- https://twitter.com/devongovett/status/1318600389462126592 - https://twitter.com/devongovett/status/1270410802395111424 - https://twitter.com/devongovett/status/1318676759080968193