diff --git a/s390x.md b/s390x.md
index bab1345..4041afb 100644
--- a/s390x.md
+++ b/s390x.md
@@ -10,6 +10,9 @@
 - https://arstechnica.com/information-technology/2023/07/the-ibm-mainframe-how-it-runs-and-why-it-survives/
 - https://sdl-hercules-390.github.io/html/
 - Big-endian s390x https://community.ibm.com/community/user/ibmz-and-linuxone/blogs/javier-perez1/2021/01/19/endianness-guidance-for-open-source-projects
+- The Future of Big Iron: An Interview with IBM’s Christian Jacobi
+  - https://morethanmoore.substack.com/p/the-future-of-big-iron-telum-ii-and
+  - https://news.ycombinator.com/item?id=41846592
 
 ***