I posted a second research note, this one about how I made the aluminum frames for the Aerobee Rig:
https://publiclab.org/notes/cfastie/07-07-2016/making-aerobee. It has a thrilling 10 minute video which is essentially metal shop porn. There are a few days left in the KAPtery sale. Lots of things are 20% off, but the
deals on kite line (1000" of 150 lb line on a Shanti hoop winder for $37) should not be ignored.
Chris