The article is definitely worth a read. “[I]t seemed clear to the GARs that Google Answers failed precisely because it was increasingly a non-priority for those who had developed it, and they were putting their attention elsewhere,” the report suggests.
A federal court is making Google connect AdX and DFP to Prebid and let rival publisher ad servers access AdX demand. Publishers may have to wait up to 15 months for the doors to actually open.