While Walker knew that Onyx and Remey were letting the others know and had even begun communicating with the scouts and others who would be able to assist him, he felt that he was still somewhat stuck.
It wasn't the immensity of the first chain in this quest, that felt normal for the position he and the others were in. His party had dealt with things in the world which could be considered as some of the largest turning points in history. Even if that sounded arrogant, it was just the fact of things right now.
Yet, when it came to improving ten of the elemental bridges to the elemental planes, he was somewhat stumped. The simple reason being that he had managed to do so already by using an immense amount of mana to stabilize the space mana and encourage the bridges to be smoother already.