There are a gazillion ways to take stock of inspiration in the art scene; critical reception, popularity and competency are the most common paradigms among them. As the art world continues to swell up, it sometimes gets the knickers in a twist. Countless observers have attempted to make sense of the last century, a time of widespread technological change, wild economic fluctuations, two world wars and two remarkable Roosevelts. Nevertheless, some great art scenes were flourishing in São…