Except you do. https://developer.mozilla.org/en-US/docs/Web/API/Window/unload_event https://developer.mozilla.org/en-US/docs/Web/API/Window/unlo... What happen

Except you do. https://developer.mozilla.org/en-US/docs/Web/API/Window/unload_event https://developer.mozilla.org/en-US/docs/Web/API/Window/unlo... What happens if you lose power? You're logged out because it didn't save the token back. Verified this by pausing JS execution and killing Firefox. (the local storage key is "token")