Then we are in agreement. Thanks for the explanation...
As no signal has passed the test. We have a zero file of contact signals to work with. From this startling revelation we can deduce that...
/a We are not looking for the right thing. or...
/b Time and distance are against this ever changing... or
/c No such thing is possible. and this topic has been around the block a few times already. My truth on this is that I am pleased they are looking at all.