[That causes her to snap back to herself and hastily wipe her eyes. Pull it together, Lydia. You're cracking under pressure! She practically seethes at Kobra, glaring and pointing at him.]

No, I am not. Say that again in front of anyone else and I will make it my personal mission to ruin your life.

[Time travel? Positronic brains? This is science fiction. She turns to Daneel, shaking her head.]

We-- We're nowhere close to that. Fully functioning AI's as a separate entity and simulated electronic brains? That's fantasy. It's just not possible right now with current technology. You'd be lucky to get an espresso machine that doesn't mess up a seasonal latte.