Accidentally hitting reply-all on an email thread was one of the earliest online faux pas to emerge. This week, Microsoft began rolling out a feature to help save future inboxes from ever knowing the horror. Aptly named “Reply All Storm Protection,” it detects possible reply-all screw-ups and essentially puts all recipients on a temporary time-out to keep them from spamming requests to be taken off the thread or trolling everyone’s inboxes.