Green Matters on MSN
Man Built a Tennis Ball-Sized 'Artificial Sun' and Switched It on in a Dark Forest
'I've never seen a light like this before. That is wild,' YouTuber Mathew Perks said.
TOSLINK was developed in the early 1980s as a simple interface for sending digital audio over fiber optic cables, and despite its age, is still featured on plenty of modern home entertainment devices.
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