The major change to the Floating Dreams Pagoda was that Wu Yu could now let others in. 

In the past, it wouldn't work. Even if he tried to force it, it would last for just an instant before the Floating Dreams Pagoda would eject outsiders automatically. 

Now, although Wu Yu had not fully formed a blood bond with the Floating Dreams Pagoda, he could still sense the change. 

There seemed to be a certain level of requirement on Wu Yu's Primordial Spirit. To let others in, he would have to endure a certain level of stress. 

Although he did not know why, his guess was that the Floating Dreams Pagoda would probably be under stress too if others were to enter and enjoy the 10 times the amount of time. 

Perhaps letting just an additional person in would be twice as difficult for the Floating Dreams Pagoda to maintain the 10 times acceleration. This would be the same for the subsequent addition of people. 

A dao treasure, or perhaps an immortal treasure of the gods, of this level like the Ancient Soul Tower of the Ancient Emperor could allow a large number of people in without exerting much pressure on the Ancient Emperor. 

Therefore, Wu Yu felt that this probably had something...