Rep. John Mica (R. -Fla.) authored the legislation that gave us the TSA ten years ago in response to the 9/11 attacks. He  gave Townhall.com an interview last week that left no doubt about his deep disappointment in the engorged bureaucracy and waste caused by his brainchild over the last decade.

21st century post office? 

Yup. A Republican creating a bloaty, wasteful bureaucratic organization should be ashamed. How much tax money has his ridiculous system cost us? A lot.

employs a lot of american that were without jobs? myth?

48,000 jobs were created, yes. But now Republicans want to privatize all those jobs anyway:

http://www.theblaze.com/blog/2014/05/28/tsas-budget-is-about-to-get-chopped-by-the-house/

maybe that's an attempt to decrease public overhead/inefficiency

while also assuaging private industry contractors