You are right, I even read that thread.
Apparently, the screensaver is already disabled when the device is in standby mode, see this post by @sam_nazarko : Real standby mode available yet? - #14 by sam_nazarko
What is happening in my case, now that I think about it, is that the skin I’m using (Aeon Nox Silvo) rotates an image from that same image source (on the NAS) on pretty much all screens.
So either I disable that completely or I find a way to disable it in standby.py and re-enable it in wake.py. I’ll look into that.
In the meantime I’ll wait for someone to chime in about the remote 