[microtonal]

Actually, browsing that entry paints a bleaker picture. Of the five most recent testing reports, two are gold, one silver, one bronze, one garbage.

According to the bronze report:

The text tool causes the entire application to freeze (even with atmlib installed). The paintbrush works only very intermittently. Moving and docking panels was buggy, and the bluish docking indicators instead rendered as black rectangles making it impossible to see.

and:

What was not tested: Vector manipulations, filters, adjustment layers.

It's fine for playing with Photoshop on Linux a bit, but not something you'd want to rely on for your business. I guess a virtual machine with Windows is still the most viable solution.