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14 Ethereal Secrets of Skywriters
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[High Praise! to Mental Floss]
14 Ethereal Secrets of Skywriters
[Think you have a link that’s IMAO-worthy? Send it to harvolson@gmail.com. If I use your link, you will receive High Praise! (assuming you remember to put your name in the email)]
They still do skywriting but they have to use invisible ink so nobody gets offended.
It was much more popular when the majority of the population could read….so like 20+ years ago.
The majority of the population actually can read…just not in English.