But that launch too was less than perfect, with technicians during the final days before liftoff deciding to trim off four feet of rocket-motor nozzle extensions with metal shears to address an unexpected problem with cracking.
We ran through the process a few more times, tweaking things along the way and running into new issues as we progressed -- like when the demo cube we were printing was knocked off the platform by the Stepstruder itself, or when the nozzle pressed down too hard on an object, which melted at the heat and stuck to the toolhead.