Well, it turns out that the technical issue may have been referring to the handling of Direct Message spam, not with the sending of URLs. Specifically, we’re hearing from sources inside the company that a wave of hacked accounts a few weeks ago has led to a massive rise in DM spam, where links are sent to users in the hopes that they will click and enter personal information to be collected by scammers.DM Spam on Twitter [techcrunch.com]