I'm not convinced. Most of the argument seems to be that redundant UX is bad UX: > But by archiving the email, the email disappears from the list, which already implies the action was successful. > In this example, the button already includes a confirmation so the toast is entirely unnecessary. I vehemently disagree with the idea that just because you're already communicating something one way it's bad UX to include…
The unfortunate thing is they aren’t communicating the same thing. Taking the YouTube example, the checkboxes are 100% optimistic while the toast notification indicates that the request to the backend that was fired off asynchronously was successful. With the archive message example, it is the same thing. The message is removed from the list optimistically and the toast message is representing that the message was ac…
I would much rather the sequence of commands issued through the ui be a declarative state change queued until committed without bugging me about an error I can’t directly fix. Toast that backend chaos monkey, not me.