[actionfromafar]

And if they are outside our light cone, they just as well might not exist. There is no-one and will never be anyone to hear that tree fall in the forest.

[nprateem]

Not when you're thinking in terms of probabilities.

[actionfromafar]

I don't understand. If one of the advanced civilizations out there, is so far away, the light emitted from them will never even catch up to and reach Earth, what does it matter that they exist?

[nprateem]

Because it'd still help inform us how prevalent life is in the Universe.