As CD pointed out over at SemiAccurate, all the naysayers have chosen to downplay Epyc while all the necessary and lengthy server validation processes were undertaken. The game will get very interesting in 2018. Fasten your seatbelts, folks!
https://news.hpe.com/hpe-extends-industry-leading-proliant-gen10-portfolio-to-deliver-breakthrough-economics-in-server-virtualization/