On Sun, Jan 05, 2014 at 11:22:02AM -0800, Mark J. Blair wrote:
[RPN calculators]
They are also good for engineers, or anybody else who
needs to calculate
values of nontrivial nested equations.
This might just be Stockholm Syndrome affecting your judgement :)
FWIW, if I want to do a nontrivial calculation, I will generally fire up
Python's REPL and build up the expression piece by piece, inspecting the answer
at each stage to make sure it's plausible, and editing it using the command
history to produce the final answer.