That’s why we’d like to direct your attention to this Dell deal: For a limited time, when you purchase the Dell XPS 13.4-inch OLED Touch Screen Laptop at Best Buy, you’ll only pay $1,000.

But the dream of taking a smartphone, plugging in peripherals, and using it like a laptop never quite came to life. The closest thing we ever got to a success is Samsung’s DeX, but even that ...