- Open attached project and select the only image in it
- Open the Sprite Editor with the image selected
- Try to zoom in on the picture using the slider on top of the Sprite Editor window and notice it works nice and smoothly
- Try to zoom in and out using the mouse scroll wheel and notice the zooming is extremely jerky and ugly and you have no precision or control over what you're doing

Regression introduced somewhere between 5.0 a5 and 5.0 a10