I haven´t found anything so far that doesn´t seem to work. Only benefits compared to the textedit way of doing it. I´ll let you know if I come across anything. Saving doesn´t give any feedback that you actually saved anything, but that again is just cometics.
Can´t seem to find a way to run a second instance....if I launch the app it just shows me the already open one.
The link is working, but accessing it from the forum is not. Copy the address between the quotes below and paste it into your browser's address field: "https://app.box.com/s/om8uucr6hpqchf8zih8e0djfsh96xp43"
Looks like Catalina (10.15.4) is at it again. The Arsenal editor doesn't want to connect with the settings-clip.txt files unless you quit AE. (Command S, and then reloading your live set doesn't work anymore.)