We've become aware of a potential issue with Profiles Data Lake and Profiles Data Services. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
The issue with "Invalid recipient" errors due to a high volume of INBOUND_RECEIPT events with invalid remoteId values has been resolved and is operating normally at this time.
We are no longer experiencing MMS delivery delays when sending messages to T-Mobile Network in the US from a subset of short codes. This incident has been resolved.