It's not necessarily that, but when v4 launched, they experienced a giant problem with their infrastructure. Likely the "fix" was to increase performance versus

It's not necessarily that, but when v4 launched, they experienced a giant problem with their infrastructure. Likely the "fix" was to increase performance versus fix the problem programatically. Hence their previous statements. Kevin's statement was in reference to them switching completely to NoSQL and not knowing how to scale it properly.