Well, I hate to say we have TRIED to get discussions going (and even opened a Calibre bug report). It was outright closed by Kovid with the statement that Kobo have buggy firmware.
I have also attempted to make contact with the Product Manager from Kobo to see how we, the community, can work with Kobo to track down what is happening, and had no luck there either. This is not to say things are not happening, just that I don't know what they are