The Elite Bundle is an all-in-one suite of tools that addresses virtually every stage of the vector design process:
Historically, Astute Graphics sold perpetual licenses. A few years ago, they switched to a subscription model (Elite Bundle), which upset many long-time users.
Brushes high-quality textures and opacity masks onto your artwork.
If you are a professional using Adobe Illustrator on a Mac to make a living, the due to time saved.