In Tasker you can get the light sensor value using %LIGHT.
I rely on that heavily for my automations but my battery still survived so it's definitely worth it

In AutoMagic there is a light sensor trigger, but you cannot get the value from a condition.
Can this be added or am I missing something?
May be related:
1. viewtopic.php?f=5&t=4209
2. viewtopic.php?f=6&t=6096 (Creating your own screen filter using widget sounds really cool, if it can adjust transparency based on the current light, but first you'll need the light value)