Noisey Parker

I keep opening patched that have vs. patches vs.random etc? But they are not recognised in Max 6 or 7. Are they an external, part of max 4 or 5? Is there a list of what they do and what they can be replaced with?

what-are-the-vs-objects

They are a collection of abstractions that come with the books "Electronic Music And Sound Design" by M. Giri and A. Cipriani.

What are the VS. objects?