Ascending from the Spirit Realm Cave Sky to the path of becoming a True Immortal is a very safe choice for the majority of cultivators in the world.
Despite Zhao Baiyang, Xue Wuheng, Tie Qianshan, and Zi Tianxiong all being individuals with exceptional talents, it wasn't until they continuously cultivated and interacted with these powerhouses returning from the Sky Wasteland that they began to understand something.
There are simply too many beings in the human race, and among billions upon billions of humans, even if only one in ten thousand, or one in a million has extraordinary talent, that's still an extremely large number.
Their talents are remarkable, but as their power steadily increases, at this realm, which one of them isn't of exceptional natural talent? Yet the shackles of the Nine Heavens of Spiritual Realm still hinder them from crossing over.