wow, I must admid i’m shocked 
here. So in a weird case that all devices are close to Homey, you can only connect 20 devices. That certainly was not in the brochure 
.
I have regular issues with my Ikea thingymabob (more on that in the IKEA thread but this is almost as you just cant automate a house with just a homey pro. you need external hubs to have it work decently. 
