If you shipped 75 million unemployed people off the planet each year you would only keep up with current population growth, this number is increasing. So, that

If you shipped 75 million unemployed people off the planet each year you would only keep up with current population growth, this number is increasing. So, thats getting them to orbit and moving them somewhere. Plus I'm not sure why whereever they end up won't also be automated given you can ship 10's of millions of unemployed people cheap, one assumes robots would also be cheap to ship.