The limited range of bluetooth is going to impact just how far the phone can be from your PC. Up and downstairs are exactly the type of barriers that bluetooth struggles to overcome.

That's interesting, the story is far less compelling if it turns out that Caroline works with a parent or other adult and has been credited on this discovery because her mentor(s) let her file the paperwork.

We might see a batch of recording breaking discoveries as astronomers let their kids do the reporting.

Anyone who says "we've got guns and know how to use them" really should be prevented from speaking on behalf of humanity.

Let's see how this appraoch might work out:

Aliens: "Hi"
Humans: "We've got guns and know how to use them."
Aliens: "We are communicating with you from a vehicle in orbit around your moon. Feel free to fire your missiles at us but at some stage during the week it takes them to reach our position we will move away. We will head back out to the Kuiper belt and begin nudging asteriods into your orbit."