For this issue, some people have modified their Ploopy trackballs with great success using Ball Transfer Units. Here's a long blog post about it: https://www.gbryant.co.uk/posts/2021-02-15_ploopy-trackball/...
An example video of BTUs functioning in a Kingston trackball: https://www.reddit.com/r/Trackballs/comments/ddlovq/ladies_a...