[StanislavPetrov]

>* Twitter uses all sorts of internal private data in its analysis

>* Parag says you cannot get a reliable indication of bot/not bot without this internal private data

"I have secret information so trust me" is an excellent reason to reject an assertion every time, whether it is made by an individual, a corporation, or a government. It doesn't mean it isn't true, but it means that absolutely nobody should put any credence in the assertion at all.