Update or Add crypto section

[lferrigno]

Summary:

We need to enhance our welcome documentation for new employees by updating the "Crypto" section. This update will include additional resources focused on cryptocurrency, aligning with our industry focus.

Details:

Section Title: Crypto
Purpose: Provide new joiners with an in-depth understanding of cryptocurrency concepts and developments, reflecting our company's emphasis in this area.
Content to Include:

Crypto Section:

A curated list of essential readings in cryptocurrency.
Brief descriptions of each article with hyperlinks.

Suggested Articles:

a. Electronification, Trading, and Crypto - Analysis of technology's impact on trading systems.

b. A Cambrian Explosion of Crypto Proofs - Exploration of the surge in zero-knowledge proofs.

c. A Brief History of Money - The background of money leading up to cryptocurrencies.

d. The Cypherpunks - The role of software in privacy defense.

e. Satoshi Nakamoto - Exploring the enigma of Bitcoin's creator.

f. Hash Functions - Discussing this critical component of cryptocurrencies.

g. Merkle Trees - Explanation of data representation in crypto.

h. Hashcash - Insights into Bitcoin's consensus mechanism.

i. Public-Key Cryptography - The foundation of digital identities in the crypto world.

j. Understanding Rollups - Vitalik Buterin's guide on rollups, a key scalability solution.

k. What Happens When You Send One DAI - A look at the process of Ethereum transactions.