I think my smart devices are spying on me. Look at this..

It seems like my devices are spying on me or just acting weird? Music starts for no reason lights turn on and off for no reason i would swear that this was a poltergeist but what is really going on? Here's the link that I talked about in the video
https://www.voanews.com/a/east-asia-pacific_voa-news-china_cybersecurity-experts-worried-chinese-firms-control-smart-devices/6209815.html