...yeah, i think that's an essential cultural distinction between tabletop and videogame backgrounds; i started seeing the transition in campaign styles in parallel with the advent of structured narratives around the mid-eighties leading into the nineties...

...by contrast, our groups routinely swap DM roles across multiple tables which all share the same more-or-less persistent world, although individual character and DM experiences can vary within the boundaries of narrative coherence...that sustained investment is the fundamental point of of our tabletop campaigns; it distinguishes freeform from prescribed gameplay and is why we chose open-ended campaigns over closed-form boardgames...

...are you familiar with the old RPGA living campaigns?..ignoring the structured campaign setting, that style of pickup game used to be how most folks played...