And when you've replaced workers with computers and other forms of technology, who will go out and buy the good and services which companies need to sell in order make the profits necessary for their survival?
Are the aisles of Tescos and Sainsburys going to be full of computers and robots on...
Ah, that old chestnut always resorted to by anti-trade union Tories whenever workers' (lack of) rights are being discussed!
I do remember the 70s - they were 40 years ago.
So how is that relevant to today's era of low wages, zero hours contracts, chronic job insecurity, increasing stress and...
Trade Unions can't win, though, can they?
If they don't achieve anything for their members, they are seen as weak, useless and ineffective - and so not worth joining.
If they do successfully achieve things, they are slagged off for being militant, too powerful or holding the country (or...