Minou your reply has prompted me to think more carefully about this. I suppose I think that this is a game full of challenges, and the challenges change from time to time; the player is supposed to adapt to changing circumstances and figure out a way to do what they are trying to do. This is, I think, part of the fun.
---
It's bad luck to be superstitious . . .Palta e decata, nan nec ilne matala.
When one goes on a journey it is not the scenery that changes, but the traveller