Hi,
PowerDevil maintainer here. Unfortunately, I haven't had much time to
look after PowerDevil, but I agree that a logarithmic scale for screen
brightness makes sense.
Perhaps PowerDevil can even abstract that way from the user, so the UI
in Battery Monitor for instance stays linear 0-100%
I have noticed that every laptop backlight brightness tool I have used,
including powerdevil and xbacklight and brightnessctl, increments and
decrements linearly through the available range of brightness values for
the backlight driver.
powerdevil attempts to split the range into 20 steps, so on m