[fussylogic]

cool research.

drop robot.

use paint brush

USA space pen vs USSR pencil situation.

question:

does the thicness of the material effect conductivity? could you have stensel or this? Is the placement of the electrodes need sub milimiter accureacy?

[telgareith]

Pay tell, how much did the "space pen" get in development money again?

[preisschild]

1 million USD at the time, but r&d was privately funded and both NASA and the soviets bought them rather cheap (~3USD per pen when bought at scale)

https://en.wikipedia.org/wiki/Space_Pen?wprov=sfla1

That copypasta is an urban legend.