gclid seems to be for adwords only. imo, if you're already the type to click on ads, you shouldn't object to tracking of which site you came from. fbclid on the

gclid seems to be for adwords only. imo, if you're already the type to click on ads, you shouldn't object to tracking of which site you came from. fbclid on the other hand applies to all links from facebook. it was a major story on HN: https://hn.algolia.com/?query=fbclid https://hn.algolia.com/?query=fbclid