Measuring nuclear yield depends on multiple parameters - the location and number of instruments, the geology of the area, the location of the seismic station in relation to the test site.
It's much like playing jazz, flying. It's multitasking in real time. You have a number of instruments that alone won't tell you exactly what the airplane is doing but together give you a picture of everything that's going on.
I'm not saying that in order to be a great jazz musician you have to be a great classical pianist first. But I am saying that it makes things easier when you can get around the instrument, and you have some idea of how to approach the various hurdles.
Yeah, so when 'Avatar' came out, the social media world and the idea of fan communities were very new. There were forums and you could obviously go to conventions and talk to people, but it wasn't as clear or easy.
My drummer, bass player, and guitar player sing backgrounds. They play and sing. I can sing all the harmonies, but I can't do it alone.
You always have to be on at times, and occasionally people get upset if you say no to a picture when you're eating dinner or something, and that's kind of the hard part. Or if you get crazy rumors that swirl around you from time to time that are just silly.
If the characters on 'The West Wing' were watching a TV show wherein a character like Trump was leading in the polls, they wouldn't find it believable.