I was 6k LY's out and was seeing so many double scans and occasional need to double honk, that when the reports of the first scanned tags started to surface, I gave a lot of thought to whether or not it made sense to continue to Sag A* as was my original goal, or to turn back and hand in my accumulated data before the whole thing just fell apart.
Currently parked back in the core having turned in about 10 Mil worth of data at Lembava. Might head back out to the great beyond, but it's getting harder and harder to determine where best to invest you time in ED...