New calculator interface

[EugeneNine]

(12-31-2021 07:56 PM)celltx Wrote:  What about airplanes? Airbus and many others use joysticks in their latest cockpits. After more that 100 years of history and time-proven interfaces, they switched to something new. See the pictures in Wikipedia:

https://en.wikipedia.org/wiki/Side-stick

An old video game review (choplifter) author mentioned driving home from work and hearing an airplane and tried to bank his Buick.

(12-31-2021 07:56 PM)celltx Wrote:  Could the same switch happen in calculator interfaces?

The problems above, most efficient calculator users use more than one finger and RPN is more efficient than the = type which this round keypad is supposed to improve. Would this be more efficient than RPN?