Re: patch for optional inhibit of delete-other-windows(IDE feature)

 >>>Yes.  Go into the speedbar menu, and choose "detach".  That speedbar
 >>>gets separated and you can then make a new one.
[....]
 > Sorry, if you right click, you get a context menu.  That's the
 > speedbar menu, with many and various options.
 >
 > Clicking in the mode-line will also do it.

There's no "detach" in that menu with speedbar version 1.0 and the
doc-string of `speedbar-frame-mode' says

"Currently, only one speedbar is supported at a time."

Are we missing some interesting developments here?