I think one of the cooler 'derivative' uses is the integration between fastmail and 1password via "masked email". https://blog.1password.com/making-masked-emai

I think one of the cooler 'derivative' uses is the integration between fastmail and 1password via "masked email". https://blog.1password.com/making-masked-email-with-jmap/ https://blog.1password.com/making-masked-email-with-jmap/