In 1952 James Robbins developed the first modern Tunnel Boring Machine for the Oahe Dam Project in South Dakota, USA. The machine used drag bits and dumbbell-shaped cutters to successfully excavate weak shale rock.
Tony Robbins: No One Is Ready For What's Coming (The truth ... - YouTube
Tony Robbins, American motivational speaker and ‘life coach’ who created a multifaceted business empire by preaching a gospel of self-improvement. In later years he increasingly focused on financial success and tailored his services to entrepreneurs, business owners, and wealthy people.