Ask HN: What is with the new URLs on Facebook.com?
by thrusong on Hacker News.
Hi HN, I’ve noticed recently Facebook has started using URLs which seem to include encoded information. For example, this URL to Vice:
https://ift.tt/JX5LVni It’s a pretty URL with some kind of hash at the end beginning with “pfbid.” Whereas they used to look like basic sharded URLs:
https://ift.tt/dKbJCry Is this for more targeted tracking on posts and links being shared, a new sharding scheme, a combination of both, or something else entirely? Appreciate any insights the community can provide.