Defining the ‘Forgotten Magic’ of 3D Printing
The “forgotten magic” of 3D printing is the still-remarkable ability to turn digital ideas into physical parts within hours, shrinking iteration cycles and changing how engineers communicate design intent. For John Kawola, CEO of Boston Micro Fabrication (BMF), that original promise remains the anchor for understanding 3D printing industry evolution. He notes that customer spending on machines, materials, and services has continued to rise and that today’s machines, materials, and software are “way better than they ever were five to ten years ago” at more attractive cost levels. Yet this progress has come with a paradox: as the technology became common in engineering offices, its everyday usefulness began to feel ordinary, even when it still delivered near-instant, tactile feedback that traditional manufacturing could never match.
From Prototypes to Production: A Steep Hill to Climb
Kawola divides the 3D printing story into two chapters: communication and manufacturing. As a communication tool, 3D printing’s killer app is fast prototypes on demand; you can hold a part in a few hours and critique it with your team. That remains the magic. The harder chapter is additive manufacturing future ambitions: turning 3D printing into a dependable production method. He is clear that the technical bar is high. Parts must meet strict mechanical and regulatory requirements while competing on cost with molding, machining, and stamping. This transition has succeeded in focused niches such as dental devices, aerospace components, and orthopedic implants, but many other sectors still struggle. Kawola argues this is less about missteps and more about the difficulty of the task: many companies ran up the production hill, then slid back when economics or material properties failed to align.
Crowded Markets and the Hangover from Easy Money
The 3D printing technology trends of the past decade were shaped not only by engineering progress but also by capital. Kawola points to a huge wave of investment that flooded additive manufacturing, spawning many new hardware and material providers. The upside was clear: “All the technologies are ten times better than they were,” and successful companies such as Formlabs emerged from that period. The downside was a crowded vendor landscape where aggressive competition pushed prices down and made it harder for suppliers to earn stable returns or invest for the long term. He also suggests that some funded technologies were unlikely to work from the start, leaving the sector with what he calls a kind of hangover: consolidation pressure, skeptical investors, and customers sorting through a confusing mix of offerings that vary widely in maturity and reliability.
Design Mindsets, AI, and the Next Generation of Engineers
For Kawola, one of the biggest missed opportunities lies in how engineers use 3D printing in design. In most companies, nine times out of ten, parts are still created for molding or machining, then pushed into an additive process afterward. Sometimes that fits; often, it wastes what makes additive unique. Design for additive manufacturing is still more slogan than standard practice. He expects that to change as new graduates bring hands-on 3D printing experience, more capable CAD, and AI-assisted tools into the workplace. By 2030, he predicts workflows where engineers specify intent—loads, envelopes, constraints—then generative design proposes geometries and automatically checks printability on different additive platforms. The role of the engineer shifts from drawing every feature to setting goals, judging trade-offs, and asking the software to make parts lighter, stronger, or more compact.
Where the Magic Is Real: Medical Micro-Applications
When asked about his favorite applications, Kawola returns to healthcare, where additive manufacturing has moved past hype into life-changing impact. He mentions titanium orthopedic implants and notes that he has a 3D printed hip himself. In BMF’s world of micro-scale 3D printing, the focus shifts to small, high-precision parts for the eye, ear, or neurological surgery. These include both implantable devices and the delivery tools that place them inside the body. Many of these geometries would be impossible or impractical with conventional manufacturing. Here, the early magic of 3D printing—producing complex, customized shapes directly from digital data—reappears in sharp focus. For industry veteran insights like Kawola’s, this is a glimpse of the additive manufacturing future: targeted domains where technical fit, business case, and human benefit reinforce one another instead of pulling in different directions.