2013-04-23 The Verge - Gold 2.0: Can code and competition build a better bitcoin

[kiko]

http://www.theverge.com/2013/4/23/4252808/can-zerocoin-and-ripple-build-a-better-bitcoin

Level headed discussion of Zerocoin and Ripple.

From the closing section:

Still, Ripple and Zerocoin both stand to potentially improve things for Bitcoin in their own way. Of course that all depends on their widespread adoption — something that, in a community of traders founded on mutual distrust, is always a hard sell.