Here are our favorite Hacker News comments from June and July.

HN submission overlaps with commenter’s PhD thesis on sketching sound and music.

hn june 17 1

An article about the history of UUIDs gets details filled in by commenters.

hn june 17 2

A user’s story of searching for unused area codes.

hn june 17 3

A neurologist replies to an article about scientists reversing brain damage.

hn july 17 1

A user describes attending a small primary school class with a gifted mathematician.

hn july 17 2

A doctor replies to an article on EHRs hurting relationships with patients.

hn july 17 3

Reminiscences of Pascal at Apple in the 80s and its influence on the designer of the D language.

hn july 17 4