Henrik Levkowetz is the Senior Software Developer at Netnod, the organization that runs DNS root-server 'i', and is also writing software for the IETF. He started programming in 1968 at age 13, and has been happily at it since then. In between, he has acquired a Dipl.Ing in Physics, helped design ASICs and calibration algorithms for near-picosecond accuracy frequency counters, and created the tools.ietf.org website for tools related to creation, reading, diffing, and working with RFCs and Internet-Drafts.