Core Viewpoint - Michael Saylor, chairman of MicroStrategy, defends Bitcoin against Boris Johnson's claim that it is a Ponzi scheme, emphasizing that Bitcoin operates without a central operator and is driven by market demand rather than guaranteed returns [1][5]. Group 1: Bitcoin's Nature and Value - Saylor argues that Bitcoin is not a Ponzi scheme as it lacks a central operator and does not promise returns, contrasting it with traditional Ponzi schemes that rely on new investors to pay earlier ones [1][5]. - Johnson questions Bitcoin's underlying value, stating it exists only as digital code and lacks the inherent value found in assets like gold or collectibles [2][4]. - Johnson shares an anecdote about an individual who lost nearly £20,000 (approximately $26,000) while trying to recover funds from a Bitcoin investment, highlighting the risks for uninformed investors [2][3]. Group 2: Market Performance - As of the time of writing, Bitcoin was trading at $70,647.42, down 1.13% in the past 24 hours, with a market capitalization of $1.41 trillion and a 24-hour trading volume of $55.35 billion [6].