David da Silva Rosa

David da Silva Rosa is a former aerospace engineer who worked at Ledger. He is now a Bitcoin educator and documents his experience in El Salvador on YouTube. He is known for his expertise in Bitcoin and its applications. David has a strong background in engineering and has worked on various projects related to blockchain and cryptocurrency. He is also an advocate for financial freedom and has written extensively on the topic. David is based in El Salvador and has been involved in various initiatives to promote Bitcoin adoption in the country.