If you have a better system, please do share. Capitalism is not perfect (then again, what is?) but what we call capitalism today (which is very, very different from what was called capitalism in Smithian times) is a culmination of all we have experienced in history. I would be very interested in this revolutionary idea which you have that is better than what we have today.
Tactics is subordinated to strategy, strategy is subordinated to politics, and politics is subordinated to economy
There are few wars between good and evil; most are between one good and another good
For as long as history goes on, the past will continue to accumulate. History isn't just records of the past. Our present civilization is the result of our past
and you can argue that some workers are underpaid but that is based on your subjective views rather than the reality of the marketplace