|              | switch       | switch          | display other-window |           |
|              | same window  | other window    | without switch       | next item |
|              |              | (pop-to-buffer) |                      |           |
|--------------+--------------+-----------------+----------------------+-----------|
| dired        | RET          | o               | unavailable?         | SPACE     |
| org links    | unavailable? | RET             | unavailable? [3]     |           |
| org agenda   | RET          | TAB             | SPACE [1]            |           |
| magit log    | unavailable? | RET             | SPACE                |           |
| gnus summary | unavailable? | unavailable?    | RET, SPACE [2]       |           |
| ibuffer      | RET          | o               | C-o                  | SPACE     |
| list-buffers | RET          | o               | C-o                  | SPACE     |
|--------------+--------------+-----------------+----------------------+-----------|
| org-buffers  | RET          | [5]               | SPACE[4]           |           |

[1] scrolls but does not advance to next automatically

[2] scrolls and space advances to next entry on reaching end; RET doesn't advance

[3] for org-mode links, SPACE could be bound to
display-in-other-window-without-switching-and-scroll (?)

[4] scrolls and advances

[5] Customize variable org-buffers-switch-to-buffer-function, or bind
function org-buffers-switch-to-buffer-other-window.