The best way to learn about bitcoin, is to jump in and get a few in your "pocket" to get a feel for how they work.
Despite the hype about how difficult and dangerous it can be, getting bitcoins is a lot easier and safer than you might think. In a lot of ways, it is probably easier than opening an account at a traditional bank. And, given what has been happening in the banking system, it is probably safer too.
There are a few things to learn: getting and using a software wallet, learning how to send and receive money, learning how to buy bitcoin from a person or an exchange.
