First take a look at the values ​​of all other cryptonote coins.
Now think in stealthcoin as a cryptonote without blockchain bloat problems. With several other layers of anon (tor, stealth addresses, stealthtext, web wallet) and with many features that don't exist in other and also being used as real money in openbazaar and several stealthmarkets around the world.
Now try to imagine its value in December.