Twin cube towers visualization slide . . .
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~ Six years ago the Jewish New Year [Rosh Hashanah] began at sunset on September 20, 2017, marking the start of the year 5778 on the Hebrew calendar.
If you stack 107 Rubik's cubes vertically, & another 107 cubes vertically close by, you will have twin towers, each (2.1875" * 107 / 12) = 19.5 feet tall, reaching a height of 107 "floors."
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The spectacular Windows on the World restaurant was located on the 106th & 107th floors of the North WTC Tower.
[Link alert: the memorial page is still there, but is now cluttered with ads.]
Worth clicking it anyway, to view the memorable photos, and read [American restaurant critic] Gael Greene's remarks. "Even New Jersey looks good from here."
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The total number of cubies (individual small cubes on each Rubik's cube; 3^3 = 27 cubies per cube*) in your construction of remembrance would be 27 * 107 * 2 = 5,778.
*The center of a Rubik's cube is a spherical, spoked mechanism, enabling each side of the cube to rotate. Just imagine a cubie in those center spaces.
The total number of individual Rubik's cubes in both towers would be 107 * 2 = 214.
2/14 –> Valentine's Day.
5778 is an arithmetic combination of three cubes.
18^3 − 3^3 − 3^3 = 5778.