Working with a portable version of Illustrator CC : r/AdobeIllustrator
The CS4 (14.0.0) version introduced several industry-first tools that changed vector design workflows: Adobe Illustrator CS4 14.0.0 Portable
For the first time, users could manage up to 100 different-sized artboards within a single document. Working with a portable version of Illustrator CC
This allowed for more natural "painting" by automatically merging overlapping paths into a single vector shape. Adobe Illustrator CS4 14.0.0 Portable
Improvements to alignment guides made it easier to precisely position objects without manual setup.
The introduction of the Gradient Tool allowed for direct on-object editing and transparency within gradients.