The reason they had taken several decades to make their move was that there had been no other choice.
After all,
charging the Black Hole Gate was not something that could be easily resolved.
Using lives to fill the gap was impossible. Even though Black Hole Lifeforms now accounted for more than eighty percent of the Federation's population, outnumbering all the Sweepers combined,
they absolutely could not use lives to fill it.
It was not a matter of lacking enough people, but of being unable to do such a thing.
But if they did not use lives to fill it, what could they do?
That brought them to
the technical materials acquired from the Xilbeila Empire.
Only after Luo Li had reviewed the Xilbeila Empire's records did she learn that, unlike the other Sweepers, they did not need to sacrifice tens or even hundreds of thousands of Black Hole Lifeforms whenever they used a Black Hole Gate. They used another approach.
Rather than calling it a method, it would be more accurate to call it a discovery.
This was not a matter of technology, but simply the difference between having discovered something and not having discovered it.
The Cosmic Origin could effectively replace Life Source and charge a Black Hole Gate.
What was the Cosmic Origin?
It was the life of the universe itself, and also the universe's Life Source.
And the Life Source compatibility people often spoke of was, in fact, compatibility with the Cosmic Origin.
Of course, the Cosmic Origin possessed no self-awareness, with two exceptions.
They were the Azure Dragon Universe, which had developed self-awareness, and the Yanhuang Universe, which had likewise developed self-awareness several tens of billions of years ago.
Another crucial point was that the Cosmic Origin was immensely vast and possessed extremely powerful self-repair