Nginx's architecture doesn't really mesh well with WSGI's interface protocol... I believe it has to do with blocking the serving Nginx process whilst the WSGI r

Nginx's architecture doesn't really mesh well with WSGI's interface protocol... I believe it has to do with blocking the serving Nginx process whilst the WSGI request is being processed. Nginx prefers to "pass off" the request to a web-app server to do the heavy lifting and take care of fast, easy serving in the fastest way possible.