chrome devTools BJW

- why do debuggers matter?

- software engineering is just much about reading and debuggin code as it is about writing code
-faster & cleaner than debugging by loggin
-shorten the feedback loop

Debugger Terminology
-breakpoint: stop code execution at a certain line of code
-step: move to the next line of code
-step in: inspect a function that is being called
-step out: go to where this function was called
-step over: move to the next line executed within the current scope