"The Nihari Giants were always... Humans?" Jabba muttered in a low voice and leaned back with a dumbfounded face and lost in thought, it seemed as if he did not hear a word that Robin said after that line.
Although his master's conclusion was not very far from his own, in the end, Robin's conclusion also says that humans are the origin of at least some intelligent creatures, but there is a difference between what he wanted to achieve and what Robin declared.
Jabba really wanted to research the *original* blood of humans in order to discover more of the secrets of the universe, and he actually came to the same theory as Robin that there is something else that is actually responsible for determining the true specifications of each species, and during the two years that followed his battle with the Warlord, he spent them trying to explore the *original and unique* human blood more deeply