3 ms·
It's still based on sunlight.
by FeepingCreature 8y ago
It's still based on sunlight.
- slothtrop 8y agoThen it can be spoofed, right? Most of us don't get sufficient sunlight exposure. I use a light therapy machine in the morning and try to spend time outside. Presumably in this modern age the efficient range for our circadian rhythms is a wide one.