Dear Hank and John and Roman - 99% Invisible

from 99% Invisible 2 years ago

So why don't we have mouth Roombas?Is the universe full of chickens?What scientific advances are happening?What was the first internet purchase?How do I convince my parents to let me check a bag?

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Dear Hank and John and Roman - 99% InvisibleDear Hank and John and Roman - 99% Invisible Briefly

Dear Hank and John and Roman - 99% Invisible
Dear Hank and John and Roman - 99% Invisible
Briefly