Earlier quoted context omitted.
I would argue that the recent wave of "guilty until proven innocent" and "guilty when accused, and more guilty if accused by more people" is even worse for public policy. Due process does indeed exist for a good reason, one of which is to prevent a situation where mere accusations have the power to destroy lives. Does this mean I think any or all of the recent high-profile cases are innocent? Oh shit, wait, it doesn'…
Society has not abandoned innocent until proven guilty in court cases. That's where that standard applies.
When we are in the position of having to determine if someone did something wrong, and what to do about it, we are faced with the problem of determining what is just and administering justice. The same basic rules apply to us, because we have the same basic problem: not allowing the tribunal or committee or even the court of public opinion to become another source of injustice.