Looking at the links from last month if you hover a link it showed something like this

https://skimfeed.com/r.php?q=2tech&l=16140774&u=https%3A%2F%2Fwww.nytimes.com%2F2025%2F03%2F16%2Fopinion%2Fcovid-pandemic-lab-leak.html and you could see the destination.

Now though when you hover a link you see something like this

https://skimfeed.com/r.php?q=2tech&l=17157497&h=%3D%3DaHR0cHMlM0ElMkYlMkZvZmZpY2VjaGFpLmNvbSUyRmFpJTJGbGxtcy1hcmUtY3VycmVudGx5LW5vdC1oZWxwZnVsLWF0LWFsbC1mb3ItbWF0aC1yZXNlYXJjaC1naXZlLWdhcmJhZ2UtYW5zd2Vycy1tYXRoZW1hdGljaWFuLWpvZWwtZGF2aWQtaGFta2lucyUyRg

Reminds me of when Google did a similar obfuscation in search results years ago.