airline problems

I went to frontierairlines.com to read about their current financial situation, and I saw some interesting quotes advertising the $128 Clear card:

Avoid the hassle of airport security.

Stop wasting time in airport security.

If the quotes are true, I wonder why airport security is a hassle and a waste of time.

It is also interesting to see how many airlines have gone out of business:

http://en.wikipedia.org/wiki/List_of_defunct_airlines