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TIL the origin of the term, "A1":, which comes to us from Lloyds of London's ship grading system. The letter indicates the condition of the hull; the number, the condition of the ship's equipment. A rating of A1 means the ship is seaworthy inside and out.

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QDZa TiL Microsoft had originally approached Encyclopædia Britannica, but it declined, believing its print media sales would be hurt; however, the Benton Foundation was forced to sell Encyclopædia Britannica, Inc. at below book value in 1996 when the print sales could no longer compete with Encarta .
oBYOE TIL In WW2, the first operational jet fighter, the deadly German Me 262s, were too fast for the Allied fighters, so the allies would follow the jets back to their base, then attack them on their landing approach, when they were travelling slowly, and incapable of rapid acceleration.
9rDB TIL That card games with “Ace High” became increasingly popular during the French Revolution where it was used as a symbol of the lower class rising in power above royalty.
XEaOQ TIL that the first sex symbol of Hollywood was a Japanese actor named Sessue Hayakawa
M7yb TIL that a high school football coach got half the fans of his own team to cheer for the other team, because the other team was from a maximum-security juvenile correctional facility and didn’t have any fans of their own.