Yeah, I wonder how it’s distributed as well. I’ve seen it as a DVB channel at my local club because I’ve seen them change the channel to the club info/raffle screen, which is also on DVB. I imagine there’s an MATV setup and Keno is received via the internet and injected in, in addition to the info screen. I have also noticed a slight delay in venue compared to the Keno app, could this explain the slight delay?
I also once captured some internal graphics on the venue feed: