Thanks for your feedback.
We didn't point it out, but you die if you consume more than you have. For example, if your net electricity production is "-3" and you have 1x Electricity, you die at the end of the turn.
You can preview the production for all levels by clicking on the level button:
Probably, it was not explained very well in the tutorial. Regarding sound, I'm sorry to hear that you didn't like it too much.
Thanks again for the feedback. Next time, we'll try to be more critical with the tutorial not to miss any key information. (シ. .)シ