As he prepared to swallow his robot for the first time, Torrey Smith’s doctors warned that the battery was his greatest threat.
If the capsule came apart and the battery burned the tissue lining his stomach, it would only be the beginning of a very bad experience.
“I was just hoping that we would get any kind of a positive signal that we were on the right track,” Smith, co-founder and CEO of Endiatx, said of the June 2020 test. “At that time, our radio bandwidth was so limited. We were pushing 48 pixels square of grayscale, not even color, at just a few frames per second. The worst video quality you could imagine —…