I Want to Cultivate, So Why Are All My Points in the Tech Tree?

After transmigrating to another world, Wang Cen becomes the heir to the position of City Lord of Liucheng in the Great Yan Empire. His father dies, leaving him a debt of a million. The System awakens, but why has it put every point into the technology tree? Desperate to pay off the debt, he makes money like crazy. 5G phones and the internet burst onto the scene, shaking the entire continent. Extraordinary cultivators deliver packages on flying swords; homebound cultivators take online classes; major sects open online shops, and holy maidens livestream product sales...