Well, the message about the Reapers mentions a planet called Ilos, to which the recipients should flee if they can.

"...very little, past the schematics. We'd unearthed a few mummified protheans, so we knew what they looked like, and we... at least suspected that they were studying humans, before they left. But the number of people who can actually understand the messages beneath the accessible surface layer of a beacon is in the triple digits, out of the entire population of a galaxy."

“Then there is a lot here that is of at least xenoanthropological interest. I can prepare a report, though it may be difficult to provide evidence. The protheans were planning to head to a planet named <audio>Ilos</audio> — is that known?”

“Also, I will be able to make faster progress with the encrypted data if I can run the computations on more suitable hardware.” The obvious not stated: if you choose to trust me with it.