You can find academic and industrial groups doing some relevant work, but there isnt a focus on building complex molecular systems. In that respect, Japan is first, Europe is second, and were third. – K. Eric Drexler

I submit that an individual who breaks the law that conscience tells him is unjust and willingly accepts the penalty by staying in jail to arouse the conscience of the community over its injustice, is in reality expressing the very highest respect for law. – Martin Luther King, Jr.