The following chart from Credit Suisse fully explains why the US housing "recovery" has just ground to a halt: in a few short weeks, US housing affordability (a topic we first covered a month ago) has collapsed as a result of the monthly payment on the median home sold soaring by nearly 40% from under $800 to just shy of $1100, a level not seen since 2008. Now if only US personal incomes would keep pace, instead of doing this...