But frankly one does not always have time for a paper.
A quick online search didn't yield any useful results so I've asked here.
Given the answers the topic seems confusing anyway. There are at least two quite different interpretations of "co" here in play. So I think I didn't ask anything obvious, and the answers are likely also of interest to other people who didn't had time to read the paper.
At least I love reading.
But frankly one does not always have time for a paper.
A quick online search didn't yield any useful results so I've asked here.
Given the answers the topic seems confusing anyway. There are at least two quite different interpretations of "co" here in play. So I think I didn't ask anything obvious, and the answers are likely also of interest to other people who didn't had time to read the paper.