Apple closed a longstanding hole by allowing a mobile phone user to disconnect that phone from iMessage, reports Darrell Etherington at TechCrunch:
The system will help users who’ve switched platforms to Android devices make sure that their phone number is no longer registered to iMessage. That should solve the issue of users who part ways with their iPhones missing messages which still make their way to iMessage, but don’t end up on any target device.
The page is here.
—Linked by Jason Snell