In the following days, Song Lan paid no attention to anything else and focused entirely on his work.
He found that turning civilians with guns into elite machine gunners was harder than he thought as reality was not as simple as a video game. In 2166, characters didn't just cost 50 bucks.
Even with financial assistance from the Twelfth Nation, they could only afford basic expenses. The budget was nowhere near enough for everyone to afford exoskeleton armor. He realized the sadness of not having core technology.
Price setting power was always controlled by someone else, and even if they were willing to sell you some substandard goods, there was no choice but to accept.
So, what core technology did District 17 or himself possess?
Spiritual energy.
Song Lan came to this answer almost instantly.
His recent journey made him reconsider the nature of two types of spiritual energy.