To be fair, the financial market is deeply rewarding the "tell us what we want to hear" approach.
Even if the time should come where the chickens come home to roost, the key players will have gotten billions out of the mania in the meantime.
So on one hand you have someone making a fair pessimistic assessment of current approaches that isn't attractive to investors and his suggestion is very unproven. On the other hand you have someone that agrees with whatever the investors want to believe. The latter is, in this situation, an easy payday.
More of an "everyone's shit here" situation