The Internet of Things (IOT) has a consistent problem with security.
From IEEE Spectrum:
IoT companies should tell users what information their devices are gathering and how they’re using it
Read the whole thing.
Most people would be shocked to discover all the information that their devices are sending back about them and even more shocked to find out how companies manipulate that data to determine personal details about you.
In addition to these privacy issues IOT devices are notoriously insecure providing a backdoor for hackers to get into your systems.