Veteran investor Simon Dixon has criticized Michael Saylor's Bitcoin accumulation strategy, highlighting potential centralization risks. Saylor's company, Strategy, currently holds approximately 762,000 BTC, over 3% of the total Bitcoin supply. Dixon argues that this approach could tie Bitcoin more closely to the traditional financial system, increasing susceptibility to short-term trading and price manipulation. Strategy recently launched a $42 billion ATM financing plan to further increase its Bitcoin holdings. Dixon suggests that such centralized accumulation contradicts Bitcoin's decentralized ethos and recommends a return to self-custody and long-term holding strategies instead of relying on publicly traded companies.