This is very true. In order to be collaborative, we must use the same tools, or compatible tools. You could of course have a reasonable, constructive debate a

This is very true. In order to be collaborative, we must use the same tools, or compatible tools. You could of course have a reasonable, constructive debate about the merits of different source code management systems, for example. However, it would be strange to feel personally attacked if someone doesn't like your preference, or to think you're better than someone else because of their preference. It would be about compromising.