Sam didn’t know how to explain it, not really understanding it himself. "Well, people have a kind of glow to them. It’s pretty distinctive, so I might be able to learn to recognize him astrally. That could help. You know, like if he’s in disguise or something. Then there’s cyberware; it mutes the glow, damps it down, sort of. I think I could tell how much he’s been modified. That would give us an idea of what we can expect from him."