Plan B is an anonymous investor known only by his Twitter handle, @100trillionUSD. In real life, he is an Amsterdam-based institutional investor—a part of a team that manages a pension and bank balance sheet.
Plan B has appeared as a guest on Real Vision.
He has been in bitcoin since 2013.
He considers Bitcoin to be "Plan B" for the financial system; thus his Twitter name.
He has been working to build a fundamental bitcoin valuation model—one of the very firsts.
He is built on stock and flow data.
He helps quantify the scarcity of the asset.