The Atlantic article serves as a great reminder of why alternative media picks up more and more steam, and why "fake news" is a problem that isn't just limited to smaller groups.
Let me present an alternative outcome: when the SyGov enters into joint-control of Northern Syria, nothing will change. And the bulk of the SDF will be incorporated into the Syrian military... exactly as the same as what has happened every single time this has happened in the last 8 years.
There is not a single reason to suspect otherwise, and propagandists like Hassan Hassan and co. will just find a new talking point next week.
It's actually ridiculous that the inner-circle of Twitter MENA propagandists, led by Henry Jackson Society notables like Michael Weiss, are still the go-to "experts" people depend on and still have a platform to spread their poison in 2019.