In 2017, Apple released macOS High Sierra, which broke 32-bit app compatibility. MathType 6.8 for Mac (which was a Carbon app) simply refused to open. Design Science told users: "You must upgrade to version 7, or buy a subscription."
Before MathType became a subscription service owned by WIRIS (and later, min Reform), it was developed by a company called Design Science , based in Long Beach, California. They created MathType as the professional version of Microsoft Equation Editor. For over a decade, version 6.x was their flagship product. mathtype 6.8
Here is the story behind , a version that holds a nostalgic place in the timeline of scientific publishing. In 2017, Apple released macOS High Sierra, which
Design Science tried to patch it with 6.8b, but the damage was done. To this day, if you find an old "MathType 6.8 full crack," it is almost certainly that university's legitimate key floating around. They created MathType as the professional version of
Here is the specific story associated with 6.8:
However, a major European university purchased a site license. A student inadvertently leaked a Volume License Key (VLK) for 6.8 to a popular cracking forum. Because 6.8 didn't "phone home" for every launch (it just checked the key format), that single VLK worked for millions of users worldwide for nearly 5 years.