Wake me up when they resurrect their most famous trackball: The Trackman Marble FX.
The Logitech Trackman Marble is my go-to now, but its nowhere near the legendary FX.
https://www.amazon.com.au/ELECOM-M-DT2URBK-Trackball-Finger-...
Wireless, uses AA batteries. Not as expensive as the latest Logitech trackball.
Its not anywhere close.