Why Aircraft Carriers are Smaller than Commercial Ships?

Given today's available technology and the US Navy's budget, one might wonder why aircraft carriers are not built bigger/longer so they can accommodate more aircraft, especially that there are bigger /longer commercial vessel traversing the oceans every day. In this video, we will give you our take on this question, and it may not be what you think.

Note: "The appearance of U.S. Department of Defense (DoD) visual information does not imply or constitute DoD endorsement."