I only discovered this game yesterday on a random search.
Downloaded it, and I am hooked
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I am VERY impressed by the quality of this game, which could give lessons to a number of big games companies...
As far as the game goes, I managed to do the first 2 islands of the Adventure mode in 1 session, including building both ship types in the first island... (admittedly, I did an unscheduled all-nighter).
Then a first quick run of the third island, which I will restart given the hindsight I obtained from it.