https://developers.google.com/analytics/devguides/collection/analyticsjs/enhanced-link-attribution
The following code shows how to load the enhanced link attribution plugin:
ga(‘create’, ‘UA-XXXXX-Y’, ‘auto’);
ga(‘require’, ‘linkid’);
ga(‘send’, ‘pageview’);
As I see, Discourse currently does not use this feature:
<img src="//assets-meta-cdck-prod-meta.s3.dualstack.us-west-1.amazonaws.com/original/3X/f/4/f4b04d2d31e03637d76ffa9de10a5d53fe4cac61.png" width="592" height="143">