That's kind of more of an in-joke than anything else.
See, the problem with a Gilligan Plot is that...well, it just gets boring after 2 seasons or so.
Farscape dropped the "Lost Ship" thing after S1 and became more about the Wormhole weapon plot and the Peacekeeper/Scarran war.
NuBSG fell apart after 2 seasons and needed literal deus ex machinas to keep going.
LEXX had a different plot per season.
Blakes Seven was only ever intended to be 3 seasons long and barely made it to 4 and ended with everyone dead anyways.
Voyager needed to drop the "Lost Ship" thing after 2 seasons and do something else.
See, the problem with a Gilligan Plot is that...well, it just gets boring after 2 seasons or so.
Farscape dropped the "Lost Ship" thing after S1 and became more about the Wormhole weapon plot and the Peacekeeper/Scarran war.
NuBSG fell apart after 2 seasons and needed literal deus ex machinas to keep going.
LEXX had a different plot per season.
Blakes Seven was only ever intended to be 3 seasons long and barely made it to 4 and ended with everyone dead anyways.
Voyager needed to drop the "Lost Ship" thing after 2 seasons and do something else.