Canary: A home security system with a big drawback

The smart-home market is on fire these days, with countless innovative gadgets available. The category includes the "Internet of Things," automated-home products and DIY home security. Canary belongs to the last group. Originally an Indiegogo contender looking for $100,000, it eventually accrued 20 times that amount and started shipping to backers and to retail (namely, Best Buy) earlier this year.

Canary wants to be a disrupter, but as we'll see, it will have to fix a basic problem first.

Traditional home secur