Wi-Fi smart bulbs promise an easy entry point into home automation. Screw one in, download an app, and suddenly you’re living in the future. At least, that’s how the marketing goes. After three years of building out my smart home with various lighting solutions, I’ve learned that Wi-Fi-only bulbs create more problems than they solve. The technology has fundamental limitations that manufacturers don’t advertise, and better alternatives exist at similar price points. Here’s why I stopped recommending them.