Don't worry, it's also probably going to come to other MUAs: https://www.rfc-editor.org/rfc/rfc9078.html

If it become standardized, it would be less annoying: you wouldn't receive shallow emails telling you that someone added an reaction to your email.

You would receive _something_ that your client could manage or drop.

Oh yes, absolutely. I just suspect that the author of the blogpost wouldn't want even standardised reactions.

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