SUBJECT 001
Twelve press cycles comparing medium and steep concave across the same 8.25 mold. Medium held its shape longer under heel pressure.
SUBJECT 002
99a versus 101a on rough asphalt. Slower rebound on 99a, noticeably quieter, negligible speed loss over 200 meters.
SUBJECT 003
Source imagery for the current release, collected above treeline and re-scanned from print.