Preferences -> Editor -> Language "Wrap comment automatically while typing"
"And, they still can't implement Shift_Tab to left shift by tab stop???"
Although you can adjust Keyboard -> Shortcuts -> Decrease Indent to add additional keys, the interface seems to act on Tab characters. However, you can use + to add a shortcut there, and press shift control I . That will properly register the set of characters so that shift-tab will exdent.
"Nor column selection?"
Not in any released version.
