The SS surplus was spent by Congress, and replaced with non-marketable IOUs managed by Treasury (not securities!), literally kept in a file cabinet in West Virg

The SS surplus was spent by Congress, and replaced with non-marketable IOUs managed by Treasury (not securities!), literally kept in a file cabinet in West Virginia. There are no assets in the "trust fund" and there is no legal requirement for the government to pay anything on its Social Security promises.