In Penknife, rewrote listFlattenOnce(). It does less consing now, probably.
In Penknife, rewrote listFlattenOnce(). It does less consing now, probably.

era-platform/cene,rocketnia/era,era-platform/cene,rocketnia/era-cene,rocketnia/era,era-platform/cene,rocketnia/era-cene,rocketnia/era-cene,rocketnia/era