The world basically figured out that everyone can have their own currency, so now every little company starts to print their own money?
Why are people buying monopoly/play-money for dollars? Because CPU-time was wasted to make it unforgeable?
What use does unforgeable money have, if it's not irreplaceable?
Why are buyers not concerned that their freshly purchased ToyCoins are rendered useless in the blink of an eye by the issuance of ToyCoin-2, perhaps by the same company?