Bitcoin & Blockchain


What really is Bitcoin? How does it work? What is a blockchain good for? What is an ICO? What questions do I need to ask when investing in cryptocurrency startups?

These lessons start at the beginning, answer the question of “What is Money?” and build from there to build your knowledge of Bitcoin, cryptocurrencies, and blockchain technology.

It helps to understand money before trying to understand cryptocurrency

Back in the 1990’s, over a decade before Bitcoin was invented, the first digital money was created. Then in the early 2000’s came mobile money.

A decade before Bitcoin came digital money, then mobile money

Back in the 1980’s, before PayPal, before M-Pesa, before the Web, there was an unanswered question discussed on the early Internet asking, “Is it possible to create an online system that acts like cash, with no central control, no regulator, free for everyone to use?”

Bitcoin was the answer to the question, “How do you create digital cash?”

In 2008, the answer to the above question was “Bitcoin”. How does it work?

What were the key breakthrough’s in Satoshi Nakamoto’s “Bitcoin” whitepaper

How does anyone buy a Bitcoin? Or any of the other cryptocurrencies?

How do you buy, sell, and invest in Bitcoin and the other altcoins?

Now that you understand the basics of cryptocurrency and its blockchain, what else can a blockchain do beyond tracking money?

Beyond cryptocurrency, what else is a blockchain good for?

What is an Initial Coin Offering (ICO)? What companies raised money with that new system? Were they real investments or all scams?

What is an Initial Coin Offering (ICO)? Are they real investments or scams?

If a startup you like is offering you tokens in its ICO, what questions should you be asking before buying?

Before investing in an ICO, here are the key questions to ask.

A common opinion on the general usefulness of blockchain.

An insider opinion of blockchain from a “techie” turned cartoonist

Apply your knowledge

Now using all your new knowledge, does Coinbase look like a good investment? Would you buy their equity if given the opportunity? Would you buy their token if they offered one?

The history and (possible) future of Coinbase

Central Banks and Digital Currencies

In the following IMF talk from 2020, the Chair of the Federal Reserve and other central bankers discuss CBDCs, Central Bank Digital Currencies, their inevitability, and their estimated time to launch.

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