curl -s https://syncthing.net/release-key.txt | sudo apt-key add -
echo "deb https://apt.syncthing.net/ syncthing stable" | sudo tee /etc/apt/sources.list.d/syncthing.list
These two steps are hard to automate, if you don't have an interactive shell.
I meant I was loosing interesting articles on my RSS server without filtering. I won't be loosing resources that I have already archived.
On the other side, having so many sources allows me to find articles about one topic and group them. Making future research for reporters easier. At least I hope so.
[edit0 grammar and typo]