Twitter's average mDAUs (monetizable daily active users) increased 17% YoY, reaching 145 million in the quarter ended September 30, 2019. The company earned a revenue of $824 million, up 9% YoY. Of this the US makes up the majority, bringing in $465 million, and the rest of the $358 million came from markets outside the US. Revenue took a hit because of bugs that affected Twitter's legacy Mobile Application Promotion (MAP) product, impacting ad targeting and sharing of data with measurement and ad partners. "We also discovered that certain personalization and data settings were not operating as expected. We believe that, in aggregate, these issues reduced year-over-year revenue growth by 3 or more points in Q3," the company said in its letter to shareholders. This doesn't represent a lack of access to data. This represents bugs..... .... Our focus on MAP is much more intense and something that we intend to get right. A lot of -- we have seen bugs in the past, dealing with the tech that we've had and the ad stack in particular, and the most important thing is we build agility and we can move fast to fix them. So that's what I'm looking for. And this is not access to data problem. This is bugs that we discovered and are remediating. - Jack Dorsey, Twitter CEO The numbers: Total ad engagements increased 23% year-over-year. Total advertising revenue was $702 million, an increase of 8% Total ad engagements increased 23% year-over-year. 50% of abuse content was…
