It was only a matter of time before Facebook Messenger would start testing ads, after rumors of its plans to do so leaked nearly a year ago. Earlier today, it announced that users in Australia and Thailand will begin seeing sponsored content in the coming weeks, with the experiment being labeled as a way "for people and brands to engage on Messenger." What this means, really, is that you and your friends should expect to see targeted ads in the app soon -- which won't be hard to miss, judging by the image above.