Hacker News new | ask | show | jobs
by thenthenthen 24 days ago
Yeah, i was totally confused with efficiency, still curious about that 0.01% now tho
1 comments
swiftcoder 24 days ago
There will be an LED somewhere, so some of it gets converted to light, rather than heat.
link
antonvs 23 days ago
Light is a way of transferring energy, that ultimately translates into heat.

Essentially, light is one of the principal agents of entropy.

link