Cut back to 10 years from now, insert "99.99th% percentile isn't that good" article on Hacker News. Someone tag me then. No percentiles are good IMO. Often, th

Cut back to 10 years from now, insert "99.99th% percentile isn't that good" article on Hacker News. Someone tag me then. No percentiles are good IMO. Often, the overall shape matters, in some cases, like in latency. And in many other cases, it often becomes the way to go, due to practical challenges in sourcing.