Interfaces Between People

i've long had a fascination with inter faces. Am, like, and i mean that in a very abstract sense. What kinds of interactions between people yield satisfying, like, mutually satisfying, upward spiral type dynamics? And what kinds of interaction between people lead to disappointment and despair and frustration and challenges and so forth? A, all challenges, you're alwas going to get challenges, but a difficulty in like, the psychological sense, a strain, a and from the getgo, it was just really clear that these folks had a model of human relating and and thus human interfacing that was more sophisticated than anything i had ever seen m.