And not only vast in space, but also in time. The probability of us "interacting" with an alien civilisation that is say 10,000 more advanced than us is minuscu

And not only vast in space, but also in time. The probability of us "interacting" with an alien civilisation that is say 10,000 more advanced than us is minuscule. More likely if we get contact with aliens they will be "angels" or other supernatural entities for us... or protozoa equivalent to life on earth 50,000 years ago or more.