Hi folks, as OP state we remine 0.5%(that's 5 M) from day ONE, we can do whatever we want with OUR COIN. We also state we only do things that can add value for YC. Where is our coins now? Seems explain the detaill can help for adding value, then we will do it:

50K to YAbr1PTAvDni9zoF9cMUa93ZtY4dFmCn7Y for Mac qt bounty
2k  to  Y4kAPZnoynfbYi7YKN7damrNVcLku5HxZv  for YC fuacert
1M to  YFMgB7NMsjKGvjZmKwpgax57AAXhT6girh  for  Marketing partner in USA
1M to  YHKLkGucuvcRaQP4tBQT4cP2kgYLksBJHw  for Our full-time team number(3 Devs+2 Designers+1 marketer)
1M to  YPKXY5TZZXbHiabGbkKYKDGVupLuz7FNjb  for 1M giveway
200K to Y4zaf8zM3dqSNuTUkzV6pJm7xYKBjBN5qq for marketing in QQ group

Still 1.75M stay in our wallet for continue Dev ,Bounties and marketing:
500K bounty for the frst Multipool dedicated to YC.
Second giveaway
Cover cost to buy Dice code (1 BTC)
Node servers cost (more than $1 K per month)
Dev more applications
Adroind wallet bounty
Continue QQ group marketing
PR marketing

and so on just 1.75M YC we can use.