Re: the thought of having per-account configurations for threading has crossed my mind a few times. I am still not sure if I need it or not
Let's wait until it's clear that this is needed.
Re: I would have made a slight offset of all the messages in the thread to the right
But all "child" items are offset (indented) by the blue bar on the left, which I just recently made thicker
Re: clear visual distinction of the collapsed threads from single messages
Perhaps the current count (white text on blue background) isn't very "in your face", but then Gmail's or "all other apps'" isn't either.
For example -- this is "the best Windows mail app":
http://www.emclient.com/blog/introducing-conversations-139Same thing, numbers on a grey background.
I am open to making that background (where it shows how many "children" a message has) brighter, and also have plans to make this color settable (just like read/unread background, etc). Maybe with the setting in place, I won't need to change the default color.
Re: user option to auto open the most recent msg in a convo group, when user taps on convo
This one makes sense to me -- just like there is now a setting to open an account's Inbox (from account list) rather than expand to show its folder list.