Generally I leave questions like that to the scientists, but- [Eh, he waves a hand a bit dismissively.] While I'm curious, I certainly don't know how to go about asking how are why they're red, where they come from, et cetera., et cetera.

I haven't. [He takes the pen, idly clicking it a few times before letting it disappear into fractured light once more.] How am I know if it would be safe to eat at all, putting it in there?