>>721172665
>That assumes there's always enough of everything for everyone
If it's shared, it's only a logistic & management problem. Not everyone want everything and time is a variable.
Next it will be "we can't both stand at the same place simultaneously" or "we can't live in the future if we live in its past".
Of course the universe didn't care to make things equal (where is my antimatter!?), the lack of perfect solutions doesn't stop the search for one.