Ask HN: What is your favorite internet rabbit hole?
Browsing medical diagnosis codes... <a href="https://www.cms.gov/Medicare/Coding/ICD10/2016-ICD-10-CM-and-GEMs.html" rel="nofollow">https://www.cms.gov/Medicare/Coding/ICD10/2016-ICD-10-CM-and...</a><p>Some of the most mildly interesting:<p>V9543XD Spacecraft collision injuring occupant, subsequent encounter<p>W5602XD Struck by dolphin, subsequent encounter<p>X35XXXD Volcanic eruption, subsequent encounter<p>X52XXXD Prolonged stay in weightless environment, subsequent encounter<p>Y0881XD Assault by crashing of aircraft, subsequent encounter