Want a quick roundup of what’s been happening in the world of digital currencies? Here are our three biggest headlines from this past week:

Unusual database error causes Blockchain outage: The bitcoin data and wallet service, Blockchain.info, was down for more than a day this week. Issues started when Blockchain suspended Shared Coin transactions. The company has since moved to reassure customers that their bitcoins are safe.

KnCMiner announces first scrypt miner: KnCMiner is now accepting pre-orders for ‘Titan’, its first mining rig dedicated to script mining. At just under $10,000, Titan is poised to deliver a minimum speed of 100 MH/s.

Bitcoin’s core developers release Version 0.9.0: Bitcoin’s core developers have released the latest update to the bitcoin reference client. Version 0.9.0 includes transaction malleability-related fixes, as well as updates to how transactions are relayed on the network.

John Law’s weekly roundup has been moved to Sunday.