In 2026, your product may talk — not via voice, but via persuasion cues. Conversational AI uses framing and nudges to steer choices. Increasingly, physical products are borrowing those same tactics. Pharma blister packs that will only release one pill a day, nudging correct usage. Fitness wearables that vibrate right as you slow down, urging an extra push. Premium snack packs that open from the “bigger size” side first. These are not fun design quirks. They are persuasive affordances: subtle...