Jan. 1, 2012: Your regularly scheduled AO3 whining. Complaints about the search function, which notoriously does not allow particularly fine-grained filtering.
Jan. 15, 2012: The OTW on nonprofit fanfiction. OP queries whether the OTW's FAQ claim that "Profit matters" is based on actual law.
Jun. 17, 2012: Some AO3 discussion. A nonny claims that "many [coding] professionals … have privately offered their support and/or advice, and were refused or ignored." They took their complaints public, which offended the OTW. Another suspects OTW higher-ups have long known that "experienced programmers would tell them that the fix required questioning certain golden calves."
Another blames the original concept behind AO3 tagging, in which "never hav[ing] to say 'no' to a user" w/r/t unhelpful tags means pissing off many more people than the OTW would have if they'd had stricter tagging guidelines. A professional points out that "only people in NN's personal circle and total newbies seem to be allowed to code," which has resulted in "a bad feedback loop." Finally, another nonny links to this post, whose OP attended an AO3 panel at a con.
Jul. 9, 2012: OTW Board members post, and a proposal for AO3 Tag reform. Several posts by OTW members linked in OP. Thread highlights: Criticism of the attitude that not showing up to meetings at a non-profit is no big deal; frustration with board member Julia Beck, who whined about personal posts lambasting the OTW, when the OTW can't bother to communicate effectively to users; another comment about Beck lashing out at FFA for complaining about tagging problems rather than prioritizing AO3's reputation above all; and criticism of someone who insists that "the need not to impose top-down hierarchies on user tagging … is fundamental to the AO3."