Yes, on average its not a zero sum game. Ask your corner bookstore if its not a zero sum game. Local effects are real.
Just in another thread I was greeted by how much of a bargian GSuite is. For $5/month, you get world class in the cloud office/productivity tools + gazillion other services and email, SSO. No other SaaS can compete with this.
Github with free private repos, why would anyone choose another competitor? It has all the things and more.