With friends, splitting the jobs feels natural; alone, even simple navigation turns into a clumsy juggling act. The full version is already unlocked in-game, with the shop content available for use.
There is something oddly memorable about that awkwardness. A harmless little supply run can turn into open-water confusion before you realise how far the island has slipped behind you. The rough edges are part of the appeal, especially when everyone is laughing at the same mistake.