LHR Rain: If you and others don't want to work past 50/60 because you have your pensions in order and/or are philanthropists then take voluntary retirement.
Otterman: Contracts/T's and C's are re-negotiated every year so what you signed in the year dot is null and void.
Nugpot: SAA is along with other one airline countries I think an example of devious manipulative management who have succeeded in monopolising the market rather than allow competition. More carriers would mean more jobs ie. more command positions for you.