David Marcus

3:42 We're trying to turn Bitcoin into a real global payment network, says Lightspark CEO 10:04 DAVID AND GOLIATH - The Most Powerful Motivational Speech of 2020 (Ft. Marcus Taylor) 0:19 Trump message to David Marcus 10:31 Bitcoin & Lightning: The Neutral Settlement Networks For The World | David Marcus, Lightspark CEO 5:17 David Marcus ( Canada) 1:16 Découvrez la success story de David Marcus 1:02 David Marcus on Conservative Media 4:31 David Marcus, CEO de PayPal: \"Le temps de la finance 2.0\" 2:42 David Marcus on the Warm Up