How are the mark of the beast and dents related? You will just have to listen.On this episode of Pipeline Things, Rhett and Christopher sit down with the returning and esteemed guest, Mike Rosenfeld, to share the untold story of how a hallmark regulatory guidance was first developed and the precedent it set for today.Together, they share response criteria and debate the recurring theme of six percent as it relates to strain and depth thresholds; also, what is half a dent? Tune in to find out. Highlights:What is the origin of B31 regulations?How was the depth and strain threshold introduced?How do these landmark regulatory pieces influence how regulations are developed or amended today? Connect:   Rhett Dotson   Christopher De Leon   Mike RosenfeldD2 Integrity   Be sure to subscribe and leave a comment or rating!   Pipeline Things is presented by D2 Integrity and produced by FORME Marketing.    D2 Integrity (D2I) is providing this podcast as an educational resource, but it is neither a legal interpretation nor a statement of D2I policy. Reference to any specific product or entity does not constitute an endorsement or recommendation by D2 Integrity. The views expressed by guests are their own and their appearance on the program does not imply an endorsement of them or any entity they represent. Views and opinions expressed by D2I employees are those of the employees and do not necessarily reflect the view of D2I or any of its officials. If you have any questions about this disclaimer, please contact Kara Turner at [email protected] .  Copyright 2026 © D2 Integrity