Why was YRC not allowed to shut down?Excellent point, the target customer is the US Government. No one cares about service, rates are very good due to poor negotiating skills and most importantly you can con them into giving you $700 Million by threatening to shut down.
Why was General Motors not allowed to shut down?
Why was Chrysler, an Italian company, not allowed to shut down?
Progress, technology and basic economics mean that some industries will consolidate, and some products will become obsolete, typewriters for example. Companies that cannot adapt must be allowed to fail. Those that become more efficient and more competitive must be allowed to succeed and grow. That is how capitalism, and the free-market work to improve the standard of living for all of us.