16 smart home gadgets with a cult following that are actually good

There are hundreds of smart home devices available today, but some of them are more popular than others. In fact, there's a select group of smart gadgets that have near cult followings--we're talking thousands of users who swear by these devices. Here's why people are obsessed with them and whether they're worth the investment. The second-gen Echo is the best in its class. It should come as no surprise that the Amazon Echo makes this list.