Recent developments have made private digital currency possible.  Any digital money must prevent users from spending their balances more than once, easier said than done with purely digital currencies.  Current and recent digital currencies use peer-to peer networks and open-source software to stop double spending.  This paper explains how the use of these technologies can be equilibrium strategies.  This paper also discusses the rise of 24/7 trading on a computerized market in Bitcoin, a remarkable innovation in financial markets. 

- Where countries stand in their treatment and attitude towards Bitcoin.
http://www.forbes.com/sites/kashmirhill/2014/01/31/bitcoins-legality-around-the-world/

- New exchange startup for Dogecoin in Brantford, Canada
http://www.brantfordexpositor.ca/2014/01/31/bitcoin-exchange-launches-in-brantford

- If Bitcoins treated like currency and assets, expect regulation, and KYC AML requisites
http://www.cnbc.com/id/101380040

- SmartMetric's card is the world's first biometric, fingerprint secured, off-line storage platform for bitcoins.
http://www.marketwatch.com/story/smartmetrics-payment-card-can-help-bitcoin-surpass-top-payment-networks-in-volume-2014-01-31?reflink=MW_news_stmp

- Using bitcoins for reading articles - Chicago Times
http://blogs.wsj.com/moneybeat/2014/01/31/read-all-about-it-sun-times-experiments-with-bitcoin-paywall-on-saturday/

Andreas M. Antonopoulos

- Anti-money laundering:  money laundering and drug trafficking; could this spur the beginning of regulations BTC exchanges?http://www.nydailynews.com/new-york/bitcoin-champ-charged-funding-drug-shop-article-1.1593656
http://www.abc.net.au/worldtoday/content/2013/s3933146.htm

- International:  Russia on Bitcoin
http://www.bloomberg.com/news/2014-01-27/russia-backs-bitcoin-curbs-as-central-bank-snubs-sberbank-plan.html

- Limitations of Bitcoin and the Quantity Theory of Money:
http://www.zerohedge.com/contributed/2014-01-28/bitcoin-gold-and-quantity-money

- Potential innovations leveraging Bitcoins: "Smart Contracts"
http://www.blacklistednews.com/Way_Beyond_Bitcoin%3A_The_Coming_of_%22Smart_Contracts%22/32397/0/38/38/Y/M.html

- An example of an event taking Bitcoins:
http://wellington.startupweekend.org/2014/01/28/bitcoin-your-startup-weekend-ticket/

- International:  Evidence of emerging markets adopting Bitcoin from weakening currency and inflationary pressures.  Brazil.  (http://www.bloomberg.com/news/2014-01-27/bitcoin-seen-as-save-haven-in-brazil-boosts-online-trade.html

- Emerging market uncertainties bolster support for Bitcoin.  http://www.nasdaq.com/article/bitcoin-prices-rise-above-usd1000-amid-emerging-market-chaos-cm320950

- Payment:  Bitcoin as an alternative to Western Union for remitances, efficiency gains on credit payments from Visa, etc, and retail transactions. The prevention of double payments.  Potential to revolutionize online payments.  Efficiencies in settlement times. (http://www.journalgazette.net/article/20140127/BIZ/301279940/0/FRONTPAGE)

- Online Retail:  Adult sites. Andreas Hronopoulos
http://www.sacbee.com/2014/01/27/6104110/bitcoins-spending-power-increases.html

- Could Google Coin become a reality?  http://www.valuewalk.com/2014/01/bitcoin-trends-2014/

- Glenn Fleishman counters Andreessen. 
https://medium.com/the-magazine/23e551c67a6