Billionaire investor Tim Draper has declared it irresponsible for companies not to hold bitcoin, citing recent banking instability. Draper highlighted the near-collapse of the banking system following the failure of Silicon Valley Bank as a wake-up call for businesses to diversify their holdings with cryptocurrencies like bitcoin. He emphasized the potential domino effect that could have resulted in widespread bank failures, underscoring the importance of bitcoin as a hedge against traditional financial system vulnerabilities.