imagine thinking you need to read every file in a project to understand the architecture and which pieces are important for specific functionality you're looking to understand. Have you ever picked up a bugfix ticket for some code you didn't write?

It's fast to read stuff when you have the domain knowledge. The weights won't be a 5kb Scala file: they'd probably be a big binary file, which is easy to search it github/locally after cloning.

Otherwise, if they are provided, someone in the thread will surely point to them.

You missed this in your rush to display your newly acquired sarcasm101 skills:

  "Skim": To read quickly or cursorily, to glance over, or to omit details in order to get the gist of something.

class project, 200 students, 1500 LoC each. Time for grading.

there are contexts in which this may be well practiced.

We should really all just bow in awe as we are clearly inferior.