The voter like the fly bangs against the the transparent void of the glass window

 The fly hits the transparent void - a glass window

what does the fly understand of the glass pane window he repeatedly bumps up against

so the fly repeatedly bangs against the the transparent void this unsuperable obstacle of the glass surface. in human terms what could we liken the fly to?

the voter whose glass window has been the media and its soi disant (so called) educated as they pronounce with their radiant juvenility, masked by their calculated hesitations, that feign gravitas 

their pronouncements delivered with the plummy voices of yesteryear