Stuff you should know: In case you were wondering about the mathematical formula to determine the amplitude to undergo a transition from one configuration to another in the path-integral formalism of quantum mechanics, within the framework of quantum field theory, with field content and dynamics described by general relativity (for gravity) and the Standard Model of particle physics (for everything else).
Play! Memory matrix, a spatial memory game. I started having trouble after seven tiles.
Hump day musical interlude: Marc Cohn’s “Walking in Memphis”.
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