Professor Miller was halfway through his most difficult lecture of the semester—Advanced Quantum Mechanics. On the other end of the Zoom call, thirty students stared at a dense, static slide full of equations. The "chat" was silent, and he could feel the confusion through the screen.
"Look at this specific variable," he said, moving his standard mouse cursor back and forth. "It’s the key to the entire proof." Presentify 4.1.5
"That connection makes so much more sense when you draw it out." Professor Miller was halfway through his most difficult