[dhume]

So Mark's gone from having an uninspired house interior and no way to pay the bills to having a nicely-decorated house and no way to pay the bills.

Directly trading one luxury for another doesn't help when what you need is a way to feed yourself, pay the rent, heat the house, etc.

[csomar]

What I said is

>> Both are living happily and have 10 hours a day of free time.

Forget about the bill and currencies. These are abstraction layers we made to make small exchanges possible and fast.