I agree with all of that. But a system that takes years to work itself out isn't useful as a stable coin.
Right now you can buy SBD on the open market, hold it for a (long) time, and be reasonably confident that you'll make 60% gains. Like I said though, that's speculation, not using it as a stablecoin.
Therefore, buying and holding it to await for the price to rise is actually pushing the price back to 1 USD, so, working as designed.
At this moment, it is working as a speculative asset for basically 2 reasons: