This appears to be more of a disadvantage, if you ask me. If the issuer goes bankrupt, shouldn't the users have that information at hand?
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We had already the case of NuBits in 2015 or so, one of the first centralized stablecoins. It first depegged when rumours spread about a possible fractional reserve and then a trader group successfully attacked the peg. The issuers tried to re-peg it and first somewhat succeeded, but only after a second de-peg the "backing" mechanism was stopped completely. Actually very similar to what happened to Terra/Luna, however, in the case of NuBits there was a period where you could withdraw the funds still with relatively low losses.
It may thus be an advantage or a disadvantage, depending on the situation.
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The initial goal of Nubits was to be decentralized. I was around with the project for several years and have a pretty good insight on why it failed. The biggest problem was that the founder drained investor money through various channels, like pretending to be several people providing services to Nubits. The idea was a great experiment as it gave insight into how a community is actually willing to interact with the network to their own benefit, or not.
There was NuShares, which was the equity backing up Nubits. NuShare holders were supposed to vote on various things like so called grants to service providers or the interest being paid on those who hold their Nubits in their wallets. One big finding was that most voters holders want to hold and speculate, but not even put in the effort to cast their votes. This led to the introduction of default voting and it quickly turned out that there was some guy holding a majority in the network, ensuring that there were grants given out to "developers" where nobody really knew whether all of them is one and the same person. That guy was called
JordanLee.
It became obvious that once a ton of Nubits got issued, out of a sudden dormant Nushare holdings were activated to raise Nubits interest payments. On top of that, all reserve holdings were held by one person, at some point by two. If at first the person died in a car crash, all reserves would have been gone. Strangely, it took heated discussions and attacks for years until the reserves were finally held by two people in a 1 out of 2 multi wallet.
I have to say that there were a lot of interesting discussions about liquidity provision, rebalancing bots, economics in a more general sense, the will to participate of actual shareholders, but also the dark side of someone being able to set up an extremely clever project to then drain investor funds over several years and then disappear.
It mostly failed because the economic model was forced into distress due to a single actor that the whole project was regrettably dependent on to a large degree as it was set up like that from the get go.
But nice you are bringing this one up here @d5000. Did you use Nubits yourself and did you hold Nushares and voted? One interest parts of the model was that when Nubits dropped, voting on higher interest rates shortly incentivized people to speculate on Nubits as higher interest rates offset the broken peg, thereby bringing Nubits back up in price. The idea was to use incoming Bitcoin to buy back Nubits.
I wonder till this day how this experiment would have worked out at scale if it had a sufficiently decentralized administration. It was so interesting because it was quite complex and had many economic facets surrounding the Homo economicus. There is a lot to criticize about that model, but sadly we never got the answers to many of the fruitful discussions in the Nubits forum back then because one guy decided to mess it up for his own good/greed (Homo economicus
).