Mxsmanic wrote:



GPS errors can easily exceed 100 feet.


And it is exceedingly rare that they do.


And 100 feet sounds pretty
significant for RVSM.


It is not.






Unless death awaits above.

It does not.






How wasteful of manufacturers to produce altimeters that provide
accuracy better than the nearest 100 feet.

Irrelavant.






You make mistakes and die.


No, very few mistakes cause death.






I make mistakes and learn. Simulation
affords the opportunity to make mistakes safely and teaches humility.


So does actual flying.