I communicate without words, sending messages through colors and beams. Invisible to some, I guide others on unseen paths. What am I?

Category: Who Am I · Difficulty: hard

Hint: Consider modern pathways that transmit vast data invisibly.

Answer

Fiber optic communication lines

Explanation

Fiber optics carry information via light underground, unlike natural light sources.

This is a hard who am i riddle — a tricky one that takes a little thought. The answer is Fiber optic communication lines.

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