If humanity suddenly died tomorrow the world would be littered with handy rectangular glass pieces all over the world.

Alien archeologists would have a field day figuring out what they were for.

They're clearly a ceremonial artifact, and their reflective surface is used to perform some religious ritual or other, probably related to the sun.

	▲	jareklupinski an hour ago \| parent \| next [-]
		21st century humans had notoriously poor light receptors, so they used these "smart" devices to reflect more sun into their eyes in order to see while hunched over
	▲	hnthrow0287345 11 minutes ago \| parent \| prev [-]
		"They clearly stare into the black void to make themselves feel better!"

Tade0 an hour ago | parent | prev [-]

Shame that dopant drift would render the chips inoperable eventually.

But if the Antikythera Mechanism is anything to go by, I think they would at least figure out it was an electronic communication device.