The main purpose of imprisoning white-collar crime is to act as a deterrent. If the upside for a financial crime is billions of dollars, and the potential risk is 25 years in prison, lots of people will be willing to take that risk, especially if 25 years actually means 17ish with good behavior.
If the punishment is life in prison with no chance of parole, it'll act as more of a deterrent.
Punishment lengths don't act as a deterrent to petty and violent crime, because the people commiting those crimes are not intelligent or are crimes of passion. Systematic fraud like this is slow, calculated and methodical.
See: Wikipedia, Craigslist, AO3. all perfectly great websites not ruined by spam, tracking, backend, fancy graphics. Just great content, lightweight and clear UI.
Yes, let's design the internet around keeping 90s routers running as long as possible. Excellent. Let's also design highways with a max speed of 20 MPH so we can accommodate Model T's
If the punishment is life in prison with no chance of parole, it'll act as more of a deterrent.
Punishment lengths don't act as a deterrent to petty and violent crime, because the people commiting those crimes are not intelligent or are crimes of passion. Systematic fraud like this is slow, calculated and methodical.