Cover for Drabblecast episode 177, Floaters, by Skeet ScienskiThat’s when I saw it. A thing — no, not even a thing, just an impression of a thing; a momentary imperfection in that seamless blue — that teased at the edge of my vision. My eye flicked toward it, but it either whipped away faster than the eye could follow or it hadn’t really been there to begin with…