they’re “vignettes”… isolated stories, but they all occur in a shared universe, so you’ll sometimes hear line-drops that vaguely reference names or events from previous (sometimes future) episodes, but they don’t ever impact the stories of the episode they’re mentioned in.
but S4-S6 have been toned-down a bit from the original BBC series after Netflix bought it.
they’re “vignettes”… isolated stories, but they all occur in a shared universe, so you’ll sometimes hear line-drops that vaguely reference names or events from previous (sometimes future) episodes, but they don’t ever impact the stories of the episode they’re mentioned in.
but S4-S6 have been toned-down a bit from the original BBC series after Netflix bought it.