We delete and/or redact things for users who ask us to (https://hn.algolia.com/?dateRange=all&page=0&prefix=false&qu... ), we take care of such requests every day, and we treat every user the same. More at https://news.ycombinator.com/item?id=40732867 in this thread.

Edit: also, here's the last time this came up: https://news.ycombinator.com/item?id=26949343. It's a more complete explanation than I have time to give right now, and nothing has changed since then.