Oof. This article is horribly painful to read. Tl;dr: it's exactly what you'd expect. Weak and not as tasty. Cold brewing it might work best. Less than half the

Oof. This article is horribly painful to read. Tl;dr: it's exactly what you'd expect. Weak and not as tasty. Cold brewing it might work best. Less than half the caffeine of the first extraction. Don't let wet coffee grounds stay in the counter overnight to gather mold and bacteria before reusing.