As they point out, the cyclical ups and downs in usage suggest App Inventor is primarily used by students – with drop off in usage during school vacation periods.
That suggests an opportunity to expand usage of MIT App Inventor – by insuring that AI2 appeals to a wide audience of potential app developers and not just educational programs!
RT @AppInventorPlus: MIT App Inventor usage triples during 2014-2015 school year: http://t.co/R0Ecmt6vYD #Appinventor #Android #STEM