Hanlon's razor can indicate an absence of malice, but that doesn't mean what they did wasn't wrong, nor should Microsoft skimp on taking steps so it never happens again.
I agree on both points, and with the earlier comment:
> I would love to know what processes MS is considering to prevent this in the future as well as what kind of auditing might be done to look at other projects that started as forks.
In response to:
> ... going to make sure we improve our processes to help us be better stewards in the open-source community.