You're not familiar with a resource based economy but you've been trying to debate against it for a while now. Whence the double standard?
You have to prove first that a leftist economy wont become totalitarian, like every single leftist regime that has existed over the course of humanity.
Then we can debate the RBE. Because everything too good on paper turns out evil in reality.
Prove that capitalism won't cook us all to death first.
Proving negatives is fun.