[SunkenCiv]

[Credit: Frank Drake (UCSC) et al., Arecibo Observatory (Cornell, NAIC)]

[blueunicorn6]

If you read it backwards it says “Paul is dead.”

[I see my hands]

Seriously, I'm sure it's now considered racist.

[Mycroft Holmes]

I presume all of the data is visible in the image. If so, that is a rather sad little message to be spending the big bucks creating and sending.

[Fast Moving Angel]

Cool. Kinda looks like the design on a Navajo rug. (So does that mean the Navajo code talkers are sending messages into outer space? ;-) )

[GATOR NAVY]

When they say broadcast, I wonder what the specifics are- like at what frequency, what power, etc. And what do they expect the signal strength to be when it eventually reaches M13? Would it be at a level we could detect ourselves? Or would it be lost in the self-produced noise of any civilization advanced enough to detect it in the first place?