David pulled the Bionic Turtle notes closer. The voice of the instructor, David Harper, echoed in his head from the hours of video he’d watched. Harper didn't just give you the formula. Harper derived it. He took the most complex, convoluted theories—copulas, extreme value theory, GARCH models—and dismantled them screw by screw.
Bionic Turtle vs. Schweser: Which Prep Provider is Right for You? bionic turtle or schweser
He realized the difference. Schweser was the executive summary; Bionic Turtle was the engineer’s blueprint. David pulled the Bionic Turtle notes closer