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An Old Dearest Friend:  

What Four Decades of Customer Loyalty Teaches Us About Keeping Software Alive 

There are emails that make your quarter, and then there are emails that remind you why your company exists. 

Recently, we received a message from Dr. Doo Soo Chung, Professor Emeritus of Analytical Chemistry at Seoul National University in South Korea. He first discovered canvasxdraw on a Macintosh in the late 1980s while pursuing his Ph.D. at Harvard, and over a career spanning nearly forty years, he purchased copy after copy for his university laboratory using canvasxdraw to create scientific illustrations, analytical instrument schematics, and figures for publications and presentations. 

When native Mac support for canvasxdraw ended years ago, Dr. Chung didn’t move on. He couldn’t find anything that matched what he had. So, he kept canvasxdraw running through emulation, and when that path closed, he maintained an entire Windows environment for one reason only: to keep working in Canvas. 

Then he found out that canvasxdraw was bought by Vector GFX and that shipped a native/universal version of canvasxdraw for MAC.  He downloaded the trial, opened his original files, the files created decades ago and they opened perfectly. His words say it better than we ever could: 

“It truly feels as though I have been reunited with an old dearest friend.” 

And after purchasing his license: 

“Today has become one of the happiest days I’ve had in a long time. The resurrection of my beloved canvasxdraw!” 

He went on to describe the application as one of the greatest software programs ever developed for scientists and engineers and thanked us for preserving and updating a tool that has supported researchers for decades. 

We’re sharing Dr. Chung’s story, with his name, because his loyalty deserves the credit. This is for a simple reason: it captures something the software industry has largely forgotten. 

Loyalty Is Supposed to Run Both Ways 

Dr. Chung called canvasxdraw an old friend, and that metaphor deserves a closer look because friendship is a two-way relationship. 

Think about what he did to stay in this friendship. He ran aging software under emulation. He maintained a second operating system on his own machine. He spent years engineering workarounds, not because he had to, but because the tool mattered that much to his work. That’s not a user. That’s devotion. 

Now think about what the industry did in return. Too often, software companies treat long-standing products the way some people treat old friendships when a newer, shinier social circle comes along they simply stop calling. A product gets labeled “legacy,” a sunset date gets announced, and millions of hours of accumulated user expertise, workflows, and files are declared someone else’s problem. The customer kept every promise; the company broke the only one that mattered: we’ll be here. 

The loyalty a customer extends to a product is often held to a far higher standard than the loyalty a company extends back. Customers weather version changes, price changes, and platform changes. Companies, too often, weather nothing. They just leave. 

We think that’s backwards. 

Why We Won’t End-of-Life a Product Just Because It Has History 

At Vector GFX, we look at canvasxdraw’s decades-long user base and we don’t see a maintenance burden. We see the single most valuable thing a software company can possess: a community of professionals; scientists, engineers, patent illustrators, technical documentation teams all who built their careers alongside our product and trusted it with their most precise work. 

A product isn’t old because it’s been around a long time. A product is old when it stops listening. canvasxdraw opens files created in the 1990s and produces figures that render correctly in today’s Microsoft Office. That’s not legacy software limping along. That’s continuity, engineered on purpose. When Dr. Chung asked about a perpetual license option that fit his situation as a retired professor, we listened, and we made it work. That’s what “we’ll be here” looks like in practice. 

Keeping a beloved product alive isn’t nostalgia. It’s respect for the work our customers have already created, and for the work they haven’t created yet. 

From Seoul to Everywhere 

There’s one more thing about Dr. Chung’s email that made us smile: it came from Seoul, Republic of Korea. From Harvard in the 1980s to Seoul National University today, his story traces the same arc canvasxdraw itself has traveled. It is a tool born on early Macintosh desktops that now supports scientists, engineers, and illustrators around the world. 

Loyalty like his doesn’t recognize borders. Neither does our commitment to earning it. 

Thank You 

To Dr. Chung, and to every customer who has stayed with canvasxdraw through platform transitions, industry upheavals, company spin outs, and the years in between: thank you. You didn’t just use this software. You kept it alive until we could bring it home. 

We intend to return the favor by continuing to listen, continuing to build what you need, and never treating your loyalty as something we’re owed rather than something we earn. 

Welcome back to canvasxdraw and to Vector GFX Inc.  The friendship continues. 

canvasxdraw is available for macOS and Windows, with perpetual license options. If you’re a longtime canvasxdraw user with a story to share, we’d love to hear it.