HP-15c: Why so popular?

[Johnh]

(02-24-2024 05:34 AM)desertdawg Wrote:  What is it?
Your father's HP-15C.
This is the weapon of a real engineer.
Not as clumsy or random as a TI.
An elegant weapon for a more... civilized age.

For over a generation, the HP Engineers were the guardians of accuracy and durability at the old Hewlett Packard. Before the dark times, before the SMARTPHONE.