Talent was never his trademark; he always put more effort than everyone else in one direction and, fortunately, took the right direction. Otherwise, he might have gotten stuck at various stages of his cultivation.
It took Kayden all this time to easily break the space using condensed mana and still manage to recover the mana. He has fully mastered the return mana. It seemed like a simple task, but it took 5% of his time in the sixth realm.
Amanda gave Kayden a lot of tips during this period, there were thousands, in fact. The theoretical part of spacetime was completely mastered by Kayden. It was incredible how mana broke the laws of physics and separated these two laws.
It was completely contrary to the laws of the land. Kayden did not have any in-depth knowledge, but he was sure that on Earth space-time was considered something unique and inseparable, and it was unlikely that mathematicians on Earth would prove it in so many ways and be wrong in general.