Gregory's ServerMoney is fine as a simple exchange tool, but as soon as you apply interest to it everything goes really wrong.
Interest bearing debt...
It makes no sense (how can money have an accumulative value by itself once uncoupled from anything actually of value to humans?).
This one illogical mechanism.has allowed money/price to become (in cases too numerous to count) completely divorced from actual value. Aka reality.
Economist Mariana Mazzicato: https://m.youtube.com/watch?v=uXrCeiQxWyc