[FR] Add C-u and C-u C-u prefix arguments to org-paste-subtree (was: Make org-paste-subtree more predictable and useful)

[Ihor Radchenko]

Philipp Kiefer <phil.kiefer@gmail.com> writes:

> Further, you suggest I use C-S-<right> to demote the subtree after 
> pasting it at the same level as the subtree at point. But what if I used 
> a numerical prefix argument to copy or cut several subtrees, maybe 5 or 
> 10? Not very convenient at all to demote them all by hand...
>
> I still hold that pasting headings / subtress either at the same level 
> or at the child level of the target heading is part of the bread and 
> butter of outline editing and should be as straightforward as possible. 
> I'm rather sure the current numeric prefixes of org-paste-subtree to 
> select a distinct level at which to paste are needed / used much less 
> frequently than a "paste at child level" prefix (maybe C-u C-u?) would 
> be if it was implemented.

Could you please provide concrete ideas what C-u/C-u C-u should do?
In particular, how it will interact with point located at heading,
at heading beginning, at empty heading, or inside a heading section.

-- 
Ihor Radchenko // yantar92,
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