There is a chicken / egg element to this (not that it really matters). I'm not sure if the bribery from Congress came first or if the members were simply responding to the demands of the people. A quote from Alexis de Tocqueville seems to work pretty well in conjunction with Mr. Franklin's idea.
Oh I"m not trying to lay blame to one over the other, just to point out that the long decline into a pure democracy has probably been attained. The tyranny of the majority is in full bloom.
"Things should be made as simple as possible, but not one bit simpler." ~ Albert Einstein