Now the engineers and/or scientists are crying

You don't need to, it's defined. (Lol). If you take a circle with a circumference of 1, then its circumference will be 1... I think I might have lost some braincells reading this.

I don't have to measure it. I stick under glass and define it as the standard which all other measurements are derived from.

I will be measuring it in meters. One. There you go.

Plancks

Laser Measure.