The effects of depressurization on internal structures is not intuitively obvious to non-engineers, but a 20 foot wide by 20 foot high wall that sees a 1.2 psi rapid pressure decrease feels a load of about 70, 000 lbs of horizontal force.
There is no pressure on either institutions or private individuals to load up on oil because it can be seen that they are going to do well in the next year or so.
To help the economy recover, Greenspan made lots of money available at bargain rates, providing powerful incentives for people to load up on debt, much of which was spent on housing because of political pressure from Congress and support from the government-sponsored enterprises Fannie Mae and Freddie Mac.