From the bug report , which also has a screen shot mock up "This would make it easier to identify the folders of diffrent mail accounts. This would also make sense for the top account nodes."
Thank you for all the interest.I have updated https://bugzilla.mozilla.org/show_bug.cgi?id=1237416 and one of the chat experts is also commenting there. It is currently not a priority for reasons stated in the bug. But if enough information can be d...
> Which version of TB?> Does that also happen in Troubleshoot mode?I agree with Ed's instincts. I can't reproduce this, and if it reproduces in troubleshoot mode then please file a bug report.
