[liscovich]

According to Wikipedia:

"When sections are repealed, their text is deleted and replaced by a note summarizing what used to be there." https://en.wikipedia.org/wiki/United_States_Code#Treatment_o...

[at-fates-hands]

Imagine trying to keep track of this in paper form instead of digitally.

[officemonkey]

Imagine? I used to do it. When I first started out, I would get stacks of the Chicago Municipal Code revisions on onionskin and it was my job to follow the instructions to update the five-inch binder.

"Remove pages 123.4 - 123.6 and replace with pages 123.4a-123.7."

Later, when I learned about diffs, I understood the concept immediately.

[michaelolenick]

They've been doing exactly that for about 237 years.