"If I employed a person ...." There's the nub of the issue right...

"If I employed a person ...."

There's the nub of the issue right there: employing people cost money.

And the harsh reality of the matter is that computers can be programmed to do things far, far, quicker and cheaper the we humans are able to do, including buying and selling shares in an electronic market platform.

You may not like it, but that's the inexorable march of technological advancement for you.

If you wanted to execute the volume and value of share transactions that occur on a daily basis these days, and you wanted to bypass algorithmic trading and execution altogether, you would need to add an army of people to the ranks of the stockbroking and funds management fraternities.

And where will the money come from to pay the wages of all those extra people?

From higher brokerage costs paid by the institutional clients who manage your and my superannuation money, thereby resulting in us being left with lower investment returns?