Uwe Brauer writes:
> ,----
> | (org-time-stamp ARG &optional INACTIVE)
> |
> | Prompt for a date/time and insert a time stamp.
> |
> | If the user specifies a time like HH:MM or if this command is
> | called with at least one prefix argument, the time stamp contains
> | the date and the time. Otherwise, only the date is included.
> `----
>
> So I run
> C-u C-c .
>
> And org proposes me the date and time of that moment, I can change the
> date, since the calendar pops up, but how I can change *interactively*
> time time?
I don't think there's another way to specify the time aside from writing
out a time in some form described by
(info "(org)The date/time prompt")
As far as I know, C-u is just useful when you want to use the current
time (and perhaps another date).
