Reading this is a lot like reading old sci fi, which would typically have walls of text on the physics and what not behind what they're doing. You just gotta go "ok, I don't understand the details, so what does this mean in general?" and then you'll be fine. So, speaking as someone who doesn't understand the details, this is still really interesting!
It looks to me as though he's economically focused on his own gain but this last chapter shows that he does still care about the people around him. I think hes also trying to get his business to have increased influence with the government, so hes helping in that sense.
Reading this is a lot like reading old sci fi, which would typically have walls of text on the physics and what not behind what they're doing. You just gotta go "ok, I don't understand the details, so what does this mean in general?" and then you'll be fine.
So, speaking as someone who doesn't understand the details, this is still really interesting!