That's even more reason for fast mail to actually invest and coordinate with clients, especially with JMAP integration.
This is from August 2019
https://www.fastmail.com/blog/jmap-new-email-open-standard/
This announcement is a slap in our faces.
This is from August 2019
https://www.fastmail.com/blog/jmap-new-email-open-standard/
This announcement is a slap in our faces.