"True, but it would take quite a bit more work to make it usable without ending up in St. Mungos for a few months. Plus I think it did something to my metabolism that I still need to figure out. I'm constantly hungry at this point, but I don't gain much weight. It drove the nurses crazy." He'd probably try to perfect the potion, even if he didnt plan on letting others use it.
"Oh fun. So how long has it been blue?" He wondered if it was just discoloration or changing the pigment. Hearing the other boy's question, he blinked. "Oh! I'm trying to make an animation potion. You ever watch Fantasia, that disney film?"