That’s fair, but I don’t think it explains the “well defined” part of the claim.
They problem is so ill defined that it sometimes has to be modeled as random events instead of a deterministic physical process.
They problem is so ill defined that it sometimes has to be modeled as random events instead of a deterministic physical process.
Bots on the other hand changes constantly - what is the definition of an abusive bot? What is the definition of spam? The adversaries on Twitter adapt not only their tactics but also their goals.