SNK Playmore's official statement has been: "In response to Internet rumors from earlier this week, SNK is planning to release a full slate of games in 2011 and expects to continue publishing games worldwide for many years to come."
GameSpot doubts that SNK will stop development anytime soon, but that there will be internal changes coming to the developer/publisher. SNK Playmore is currently releasing Neo*Geo classic games on the PlayStation Network.