"Monetary Cryptography. Bitcoin; Deep Web's currency". Mexican tech guy giving a Bitcoin conference in 2011.

Raúl Robles was a Mexican founder of HackingMexico. He taught cybersecurity and offensive security, this is an old photo from the internet of him giving a Bitcoin talk back in Bitcoin's early days.

Sadly, he met a tragic end in 2015, he was known for humiliating and controversial rhetoric through Facebook posts, and eventually met his end by a guy that announced in a forum he was tired of his insults.

It's interesting to look back at some of those early conferences and talks that helped push Bitcoin to a wider audience, and to wonder how many people in the room got curious enough to buy, how many held...