Cited as a reference
Why all solar panels are secretly LEDs (and all LEDs are secretly solar panels)
Why people recommend it
Linked to show that LEDs and solar cells rely on the same underlying physics, so each can weakly perform the job of the other.
Watch for: Explains a concept rather than a build project
In their words
In the video Why all solar panels are secretly LEDs (and all LEDs are secretly solar panels) a silicon photovoltaic cell from a calculator is purposefully damaged and then a 36 V bias is applied.
uhoh on electronics.stackexchange.com, Jan 2020. CC BY-SA.