I was mainly confused of http://www.tiobe.com/content/paperinfo/tpci/images/tpci_trends.png http://www.tiobe.com/content/paperinfo/tpci/images/tpci_tren... when

I was mainly confused of http://www.tiobe.com/content/paperinfo/tpci/images/tpci_trends.png http://www.tiobe.com/content/paperinfo/tpci/images/tpci_tren... when I posting this link. Looking at Lua in the graphic it looks like a typical exponential hype started in early 2011. I'm using Lua myself, wondering - did I missed a hype?