The Difference Between Desire and Want

There's an old phenomenon that has to do with the way people document things. Once you observe something, you change the nature of the thing you're observing by the act of observing. It looks like our expectation of the particle appears to be shaping the particle. There seems to be a not just an observation of is not just a kind of outside thing. It's actually the observation,. The field of observation is seems to be like the potter's hand affecting the clay of phenomena. But it's not expectation. Because expectation is different than will, right?