what 'is so says' I about?

http://www.sing365.com/music/lyric.nsf/So-Says-I-lyrics-The-Shins/B99869908A19A2CB48256DDF000B99E5
song, is it talking about how failed communism is? or how failed capatalism is?
or something totally diffrent?
do the first few lines mean ANYTHING?

some lines make me think its talking about communism/socialism:

therein lies the fatal flaw of the red age

our lust for life had gone away with the rent we hated
other lines make it sound like its the typical rock bashing capatilism:

and the big ones just eat all the little ones

and because it made no money nobody saved no one’s life.

Sir Thomas More wrote ‘utopia’ incase that makes anyone wonder.

You only need to hit the SUBMIT button once, owl.

I’m therefore closing this version and here’s the link to the open version of the identical question: what ‘is so says’ I about?