http://techcrunch.com/2013/05/14/liberty-city-ventures-digital-currency-fund/Now, the first real infrastructure is starting to emerge around Bitcoin transactions and exchanges. and investors are starting to take seriously startups that are making a push behind the new digital currency. Fred Wilson and Union Square Ventures, for instance, lent some legitimacy to the market with their investment in Bitcoin exchange Coinbase. Lightspeed Ventures’ Jeremy Liew has made a few investments in the space and is looking for more. And SecondMarket founder and CEO Barry Silbert launched his own Bitcoin Opportunity Fund. So it’s not really a bad time to get into Bitcoin investment.