It is pretty cool getting to see inside of what other people do. The F15 is one of the greatest aircraft ever made doing one of the coolest jobs out there. One of the First Officers I fly with frequently is a retired F15 bubba. I can and do spend hours in the air with him swapping stories. He also is one of the best pilots I have ever flown with and just has a lot of God given skill.
Here are some videos of what my job was like for 20 years: