Ever walked into a beautifully designed room and felt something was just slightly off? That glossy plastic button stuck to the wall or the mismatched switch plate might be the culprit. In this episode, Keiko Tanaka dives into one of the most overlooked decisions in smart home design: whether to install switches inside your walls or mount them on the surface. If you're torn between seamless aesthetics and installation simplicity, this breakdown of protocols, costs, reliability, and the daily visual experience will help you make the right call for your space.

• In-wall smart switches require a neutral wire in most cases, and homes built before the 1980s often lack this third wire—forcing you into expensive rewiring, specialty switches like Lutron Caseta, or surface-mount alternatives altogether.

• Surface-mount switche ...