Comments by "Lawrence D’Oliveiro" (@lawrencedoliveiro9104) on "Phone Buttons - Numberphile" video.

  1. 1:23 Fun fact: there was no universal rotary-dial layout. For example, here in 🇳🇿, the numbers increased clockwise, with the 1 down at the bottom next to the 0. Further fun fact: This meant that the number of pulses generated for each digit no longer matched up with the digit.
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  2. Kind of begs the question: if their tests showed this layout was better than the calculator layout, why did calculators adopt the calculator layout?
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