Changing your house to be IoT ready, can be quite the investment. Switchbot can be a good alternative instead of changing anything. It can mechanically control all switches and buttons wherever you are.
Everybody wants to have a VR headset these days but they can be quite expensive. A couple of sixteen-year-old decided to do something about that and they created their own VR headset for only $100! Very impressive!
A great deep dive in Home Automation from Architecture. You will get answers to questions like: What Exactly Is Smart Home System and Home Automation? & Understanding Smart Home System & Home Automation