I kekahi manawa, ʻo Edison, ʻo ia ka mea nāna i hoʻokumu i nā puke aʻo, ua kipa mau ʻo ia i ka haku ʻana o nā haumāna kula haʻahaʻa a waena.ʻO Tesla, ma ka ʻaoʻao ʻē aʻe, he mau maka maʻamau, a ma ke kula kiʻekiʻe wale nō ʻo ia i hui pū ai me ka pūʻulu i kapa ʻia ma hope ona i ka physics ...
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