I think I have the same take as MartinH. I have registered with both not least to be able to PM old friends, not all of whom are on here.
Feel free to say hi.
Donuk sunny downtown York
Linn forums were a very useful resource for hi-end and UPNP audio in general not just LINN, I really cannot understand why they could not have at least made it read-only, that would take minimal resource to keep. At least Synology have kept their old forums at
https://forum.synology.com/enu/ even though moved (unwise IMO) to move to a different forum software
https://community.synology.com/