Active Participation is probably the most important eCommerce concept Rishi has worked on.
Lorenzo was probably the first person to understand its implication.
So it was real honor (and a lot of fun) to have him interview Rishi about it.
There are six different ways in which you can use Active Participation and they are described in this article: https://www.frictionless-commerce.com/blog/product-page-active-participation/