It's Not Just You: Tweet Previews Aren't Showing in iMessage Right Now

While sharing a Twitter link in an iMessage conversation typically results in a light-blue bubble with an in-line preview of the tweet, and an image if one was included, tweet previews appear to be broken right now.
As of Friday morning, Twitter links shared in iMessage conversations appear as basic gray bubbles with the twitter.com domain and no other information. It's unclear if this is an intentional change by Twitter to direct users towards its platforms, or if it is simply a bug. We've reac