CTRL + ENTER to send trips me up all the time, and I have to fumble to hit undo before the half baked email gets sent. I would like the ability to turn off this lone shortcut, or set a custom one that's much harder to trigger by mistake.
By allowing the conversation list to omit the preview text for the message for auto responder messages, the team can focus more on real person content. This also helps match the Desktop app Experience