I have written a comprehensive review about the project on several of my article, to understand what pain the project tries to solve read this article : https://steemit.com/ico/@devblock/blockchain-io-ico-review and as an investor what should you look out for blockchain.io read this : https://steemit.com/ico/@devblock/what-you-need-to-know-about-blockchain-io and finally for the value blockchain.io offers read this: https://steemit.com/ico/@devblock/blockchain-io-welcomes-you-to-the-internet-of-value .
I hope this helps you to make good investment decision on blockchain.io . you can follow my blog @devblock for update on daily ICO reviews.