A Planck? Planck’s constant like the physics number for something complicated? Nah, that’s not keyboard related. But maybe it is. Let’s talk about Planck keyboards, a special keyboard that ...

The date, 4/14, was chosen because 4.14 represents the first three digits of Planck’s constant (4.135667696 x 10-15 electron volts per hertz, rounded to 4.14 x 10-15) — an important number in ...