Nowaru

– Is it all in vain? – Raymond was upset. – This could have been a real breakthrough, but such a source of energy... A source of energy... – the sorcerer pondered for a moment. “Actually, why not? Some durable material as an accumulator... Perhaps a crystalline structure would also help... Hmm...”
– And how did you manage without this energy? That is, it is clear that it is easier to move a spellcaster through space than to constantly maintain a tunnel, but is it really that much easier?