Since its introduction, HomeKit has steadily grown into a wide-reaching ecosystem for smart home devices. This week, Stephen and David talk with Mikah Sargent about HomeKit hardware and software, as well as ways to extend what Apple allows it to do in its default app.

This episode of Mac Power Users is sponsored by:

Sanebox: Stop drowning in email!
MarsEdit: Powerful web publishing from your Mac. Get 20% off.
Squarespace: Make your next move. Enter offer code MPU at checkout to get 10% off your first purchase.