This seems super interesting. One of the people behind it is David Irvine [1], who apparently "was
Designer / Project Manager of one of the World’s largest private networks (Saudi Aramco, over $300M)." [2]
MaidSafe looks more similar to the original idea of Wuala. But they noticed they basically needed storage servers anyways, because the p2p nodes on people's computers and laptops had too much churn to keep enough copies online.
