The github page clearly says:

"Draft EOS Token Sale Contract

DISCLAIMER: Everything contained in this repository is in draft form and subject to change at any time and provided for information purposes only. block.one does not guarantee the accuracy of the information contained in this repository and the information is provided “as is” with no representations or warranties, express or implied. This code is owned and copyrighted by block.one and cannot be used by anyone for any purpose other than testing on the Etheruem test network.

This repository contains the draft source code for the EOS Token Sale. It is being released so that it may be reviewed by the community and deployed and tested by all on the Ethereum test network.

No information regarding the final terms and timing or properties of the sale have been released at this time."


360 days is also a very, very long window to purchase.  I imagine the purchase history should be available for everyone to see thus can judge when it's a good time to get in?  Obviously why they are front loading the first 5 day window with 20%.