Experts Met at MIT to Discuss The Possibility of Alien Tech Around Black Holes. Here's What Was Discussed : ScienceAlert "It turns out that at these distance scales, if you want to transmit a zettabyte of information, it's just faster to sling your hard drive at it instead of trying to beam the information yourself." seems to differ only in scale from one I knew in my early career: "Never underestimate the bandwidth of a station wagon full of mag tapes."