Tinfoil On TV Antenna
TVs used to be big boxes with an antenna on top before flat screens. People used to put tinfoil on these “rabbit ears” to improve reception and get a better picture, which may seem silly now. 4K is yours!
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Payphone
Some payphones are still in use, but in an age when everyone owns at least one smartphone, they are largely obsolete. In fact, some of today’s children (generation z) are unaware that phone booths exist.