Who is making these loans? Do they know something we don't? Or do they just think that they'll be bailed out when it all goes bust? Last time the banks were se

Who is making these loans? Do they know something we don't? Or do they just think that they'll be bailed out when it all goes bust? Last time the banks were selling the loans to other people. Is that happening again this time? This can't-lower-the-rent phenomenon is well documented at this point so I'm just having trouble figuring out why anyone with money is willing to continue taking on the large risk with limited upside (the value of the buildings).