If there's been a major scene in an TV series, movie or whatever where there's going to be a bunch of secrets revolving around the same one or two spoilers then I think it would be right to group them with a warning at the start and a note where the group ends. Those sorts of situation I believe you could justify it.
Rest of the time I'd say randomize regardless of number for one fandom.
RP journal but can't be arsed switching
Rest of the time I'd say randomize regardless of number for one fandom.