"Roy Smith" wrote in message ...
Peter Duniho wrote:
I guess that's a matter of debate. A faulty Mode C readout could cause a
TCAS unit to cause an accident, rather than avoid one.

The problem is that we're working with 50 year old technology here.
The idea that we can't reliably transmit one 24-bit message every 5
seconds is absurd.

TCAS was known to be a crock when it was proposed. It was a political
rather than a technical solution.
..