...aaand problem solved, I had some non-ascii characters (äö) in the tweets, which failed the operation. Without them this works!
There's though one of ["#Twine", "\||Twine", "/Twine/"] attached automatically to the tweets, I don't quite like that, …
I see there's a Twitter option now in rules. After selecting it I can select a Twitter account, then accept Twine as am authorized user of the said account, specify the tweet messages, save the ruleset...but no tweets come out. The same stuff with e…