In segment 4.5 we’ll talk about payment services. Thus far we’ve talked about how you can store and manage your Bitcoins. Now we’re gonna talk about how a merchant can accept payment in Bitcoins in a practical way. A lecture from the Coursera course Bitcoin and Cryptocurrency Technologies, as taught by Arvind Narayanan, Joseph Bonneau, Edward Felten, Andrew Miller, and Steven Goldfeder of Princeton University. Enroll in the Coursera course at https:// Check out a free draft of the textbook at https://d28rh4a8wq0iu5.cloudfront.net/bitcointech/readings/princeton_bitcoin_book.pdf.