Gigapresses are all the rage for automakers looking to reduce cost and complexity by replacing hundreds of parts with a single massive piece. Tesla made headlines as CEO Elon Musk sang its competitive virtues. Others, including Volvo, Toyota, Hyundai, Ford, and Nissan are using or exploring the use of the massive high-pressure casting machines that use as much as 10,000 tons of pressure to form large parts.  Honda is carving its own path by foregoing the idea of a gigapress, opting instead for...