I’m waiting for the moderators to call out your post of breaking the Code of Conduct. 
But jokes aside, I personally think the accountability issue is simple – exactly because treasury recipients aren’t subject to traditional accountability guardrails in the real world, they should be more open to answer all accusations and questions in more details than “ordinary people”. This is similar in the real world – in many countries, politicians will have a much higher bar if they want to accuse others “defamation”, because it’s in the public interest that they get questions, and they are “public figures”.
Those answer seeking activities are exactly what many community members were doing for the past few weeks in the marketing bounty deep dive. And this very activity, which is honestly one of the only activities right now we have that ensures some accountability on Polkadot, is exactly what moderators are censoring, with potential collusion.
If you haven’t read the original thread, I highly recommend you do. That was what eventually triggered the closure of the marketing bounty:
For your rest of the questions, I think the answer is simply “all of them”.