Until everyone manages their own personal energy, and all (at least most) will give more than what they receive, then we will have to continue accounting for our personal energy.
The goal you propose is not something to really strive for, it is inevitable. It is the conclusion of building a high trust society that is anti-fragile.
Until then, there are many steps.
At least we will probably see bitcoin adoptance in our lifetimes.
RE: If We Had Real Capitalism, Would It Be Good?