And do what? Get rid of single member districts? It's the nature of the system, it has nothing to do with the individuals we elect. There is no real alternative either, proportional representation might work great for Sweden but America is 3000 miles across and the logistics alone make it impossible.
Sure money gets wasted, but pork accounts for considerably less than 1% of the budget. Removing the aspect of the system that creates pork would render the system itself toothless.