Maybe something like:
Ethereum Stack Exchange is a question and answer site for users of
Ethereum, the smart contract enabled blockchain network. Technical
questions about Ethereum are welcomed here. With your help, we're
working together to build a library of detailed answers to every
question about Ethereum.
I will be there too as it turns out.
We could announce a Stackexchange Dinner where people from the SE community gather. Here is the Plan:
finding a neat restaurant around the bund, not too crowded
finding a nice waterhole for after dinner drinks
printing flyers for the event
distributing flyers on the conf
meet at the restaurant chat ...
Seems this could be a community wiki and combining the OP and Hudson's answer:
Ethereum Stack Exchange is a question and answer site for users of Ethereum, the smart contract enabled blockchain based consensus network. It's built and run by you as part of the Stack Exchange network of Q&A sites. With your help, we're working together to build a ...
I will be there, but I am collecting the needed information about the Visa process. It is the first time I go there. besides, I am willing to meet some stack exchange active members personaly, to discuss what's new and what we should prepare for the future... cool :D
Ask about ...
Specific issues with Ethereum, the smart contract enabled blockchain based consensus network, including Swarm and Whisper protocols
Specific issues with Solidity, Serpent programming languages and the Ethereum Virtual Machine (EVM)
Specific issues with smart contracts, decentralized applications and the web 3.0
Real problems or ...
Use with great restraint. It's pretty rare that you actually have to 'feature' a post. The system already has processes in place to raise certain meta posts to the main Q&A. The featured tag was intended to be used for exceptional situations only, typically when timely issue comes up that are of broad involvement of the entire site.
But be careful ...