Thanks :) Yes I'm not a native speaker and the "robotic effect" can make it hard to understand... and 9 days are short!
The puzzle design can waaaay be improved. In fact, this was supposed to be a "proof of concept" level, but I had no time to make a better one so I stuck with this one. I also agree that one should be able to look forward in the map (I now know the map by heart but that does not count ^^)