Why an hourly scheduled (repeating) task would appear only once in org-agenda grid? I assumed that this entry should appear again (at 17:09, 18:09, 19:09...).
This org-agenda is generated with:
(setq org-agenda-custom-commands '(
("o" "overview"
((agenda "" (
(org-agenda-overriding-header "")
(org-agenda-span '8)
))
...
)