Why do we use money when we could use fractions? Computers keep track of everything anyway.?

We are practically giving our resources away and will always remain divided and without decision of destroying this planet if we keep money. This is a logical, and reasonable way to find the "true value" in man hours.... where actual profit is that everyone will work less hours and get their life back... and have time to be creative. Why do we let anyone rule over us like slaves? Why do we believe this is freedom? Doing the same thing over and over and expecting different results is best described as insanity... things will only get worse if we don't stand up and make a big change... I hope you can see what I mean.

ex. the prices change on lcd screens based on inventory of that particular product. the more overstock produced, the less the cost per... but as less people r working and inventory shrinks, more hours will need to be worked to fill the storehouse... the rich will still be... and the economy will be entirely coop in shares and could be audited by anyone.