Probably because navigating the beurocratic landscape of any government assistance program requires levels of patience, assertiveness, and guile that anyone fully capable of utilizing the services will already have a job that will net enough that they don't need to use the program.
Having experienced such programs through others' experiences, I can say that they are very often staffed by underpaid, incompetent employees whom are trying to execute complex programs with perverse incentives designed by compromising committees. The people that need these programs the most are the least capable of dealing with these problems, but almost nobody knows or cares what their troubles are.
Having experienced such programs through others' experiences, I can say that they are very often staffed by underpaid, incompetent employees whom are trying to execute complex programs with perverse incentives designed by compromising committees. The people that need these programs the most are the least capable of dealing with these problems, but almost nobody knows or cares what their troubles are.