Eric Drexler has more Interesting Articles at Metamodern

Eric Drexler indicates in a new post that stiffness matters for nanotechnology.

Drexler also continues his discussion on stiffness of materials and different proteins at

Drexler also has an article about molecular assembly lines and getting away with less programmability. In the comments, Chris Phoenix notes that it is easy to add a useful level of programmability and flexibility.

A 1996 paper that discusses the structural strength of meat.