There's something similar to this on the international space station, it's called the immortality drive and it contains the genetic code of a few people (Stephen Colbert among them).
Ha ha, that's great.Anyways, I don't know what moron thought putting hello in several different languages. It's close to impossible that another alien civilization developed a language similar to any Earth one.
To show them what our languages are, duh.
We're just trying to give them examples of human speech, if they're smart, which they should be if they figured out how to play it, they'd know we'd be communicating.