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キーボードをMacBook ProからHHKBに変えると1年間で指だけでフルマラソンしてるようなもんになる件

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Last updated at Posted at 2016-05-15

HHKB Professional BTのキーストロークは4mmです。

HHKB Professional BT キーストローク 4mm
https://www.pfu.fujitsu.com/hhkeyboard/spec.html

15インチMacBook Pro(Retina)のキーストロークは1.26mmだそうです。

15インチMacBook Pro(Retina) 1.26ミリ
http://weekly.ascii.jp/elem/000/000/093/93653/

ストロークの差は2.74mmです。1日20000回打鍵すれば、1年間で指が移動する距離の差は40.004kmにも及びますよ!

(365 日 * 20000 回 * (4mm - 1.26mm) * 2 = 40004000 mm = 40.004km)

キーストロークが指に及ぼす影響ってどれくらいあるんでしょうかね。

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