This is actually not true. There is enough food, shelter, and capacity for basic amenities for everyone currently alive to live comfortably. There are logistical challenges in getting the goods to the people who need it, but that’s also technically possible.
We just can’t all be driving Teslas and living in McMansions
There is only “enough” food if you enslave farmers and take their product.
Or just pay them like normal and stop throwing away most of what we buy from them.
Pay? There’s no ‘pay’ anything in a post-scarcity scenario. Nothing has to be paid for. If it’s truly post-scarcity anyway.