This is his surprised face. (Spoilers: he's not surprised.)

"I thought that I was very clever," and it's a little funny to hear him, at the ripe old age of twenty-five, looking back on his absurd youth, "and developed a few practices mostly out of boredom that accidentally became profitable when aimed at certain populations."

Severus isn't ashamed of what he did, specifically or generally; it was the seventies and everyone used, at least. He's just not sure how to explain it without using broader Muggle terms. It takes him a moment.

"Modified sensory enhancement potions, reconfigured chemically, out of liquid form; magical narcotics aren't so rare here on their own, but good ones are. Apparently it sold, and extremely well.

I've not the temperament to deal with the distributor."