Hi fancystache,
Yes, things have changed. If you take the scene file and select the top three lines of points and connect (SET) them to the “Belt” it should work already more as shown in the tutorial.
To set the “Mass” to around 0.25 should support the results.
I hope that helps, and sorry for the inconvenience. It should be noted in the description of the tutorial.
Example
https://www.amazon.com/clouddrive/share/WCyuK5UjEkM8EnTYW8T7BsIO6m8hF14KIiHveqDikbQ
BTW, please do not open a post in this Forum directly, use always the Help button. Thanks!
https://www.cineversity.com/forums/viewthread/475/
This helps to keep things organized and searchable.
All the best
P.S.: If the stretch directly below the belt is too large for your use, increase the Cloth Tag> Expert> Subsampling