Most interesting thread, and something I had wondered about. Is interesting to see a divergence of opinion - as experienced at Uberlingen...
...safer in this very case to disregard the RA, maintain level flight and watch the Intruder on the TCAS-Display.
Isn't this a false sense of security? I didn't think the TCAS traffic
display was reliable in depicting brg/dist good enuf to base separation on.