The listeners give feedback to hosts Ron and Webster to clarify some things that were unclear or confusing in episode 53 "It's Not a Protocol." In this short episode, past guests Mitch Hefter and Javid Butler discuss the definition of a protocol in our industry vs. the OSI definition of a protocol, what did and did not get revised regarding emergency lighting control, and what the basic requirements are for emergency lighting control. No need to listen to episode 53 to listen to this shorty! Mitch Hefter has been working in lighting controls for over 40 years. He has played a major role in setting entertainment technology standards, promoting electrical safety and developing certification for entertainment industry electricians, and is an ETCP Certified Entertainment Electrician and Recognized Trainer. He is a founding member of the Entertainment Services and Technology Association (ESTA) Technical Standards Program (ANSI E1) and co‑chairs the Electrical Power Working Group. Mitch was instrumental in the development of USITT DMX512 in 1986 and chairs the ESTA E1.11 USITT DMX515‑A Task Group. Javid Butler is a lighting designer and energy engineer who holds LC, CEM, and CMVP certifications. He has contributed to the development of many lighting standards including RDM and sACN, and chaired the task group for E1.27 DMX512 cabling standards. He presently chairs the E1.68 DMX512 Compliance task group. In addition to lighting standards Javid enjoys teaching Fundamentals of Lighting. He also writes science fiction under the pen name David Pax. Links mentioned: - Spring 2024 Protocol articles: https://www.esta.org/ Click on the ‘Protocol’ pane | click on ‘Read Protocol Online’ or go to the ‘Read the Archive’ button. - Articles on DMX512 Update and E1.68 are pages 20 & 29 respectively. ESTA standards can be downloaded for free from the ‘Technical Standards Program’ pane. - National Electrical Code: https://www.nfpa.org/codes-and-standards/nfpa-70-standard-development/70 - Lighting Controls Association article: Egress and Emergency Lighting in a Controls World https://lightingcontrolsassociation.org/2023/05/24/egress-and-emergency-lighting-in-a-controls-world/