The QTS Experience
The QTS Experience
Dave McCall
Ep. 251 - Rahul Kar: The Power We Need Is Already Here — We’re Just Not Using It
55 minutes Posted Jun 10, 2026 at 3:15 pm.
From Boston to Redwood City: an engineer’s “five grand challenges”
Hammerhead AI for non-engineers: the two-toy-car rule
Why data centers run at 30–40% capacity (and why it’s by design)
Plain English: training vs. inferencing, and what a “token” is
Visibility first: how operators stop over-building
Turning stranded power into net-new, flexible workloads
Reliability, community trust, and being a good steward
Resilience by distribution: many sites, one brain (the 60-millisecond point)
From virtual power plants to AI orchestration
Small Is Beautiful vs. The Bitter Lesson: the tension driving the company
The “easy button,” and the one big idea: a utilization crisis, not a power crisis
0:00
55:05
Download MP3
Show notes
We’re all chasing the same thing: safe, affordable, local power. Rahul Kar thinks we keep overlooking the easiest source of it — the power already sitting unused inside our own data centers. He’s convinced it’s hiding in plain sight, and he explains it with a kids’ story.
Chapters:
References and Links:
Rahul Kar (guest) — LinkedIn: linkedin.com/in/rahulkar
Hammerhead AI (guest’s company): hammerheadco.ai
AutoGrid — Rahul Kar’s prior company; pioneered software-defined “virtual power plants” and was later acquired by Schneider Electric 
E. F. Schumacher, “Small Is Beautiful” (1973) — the economics-of-scale idea Rahul cites as a guiding influence
Richard Sutton, “The Bitter Lesson” (2019) — the essay arguing that brute-force compute tends to beat hand-designed methods; Rahul calls Sutton “the father of reinforcement learning” Dean Nelson — named as a longtime champion of the do-more-with-what-you-have mindset; associated with Sun Microsystems
Pacific Telecommunications Council (PTC) — the industry conference where David spoke on a panel Rahul attended
Thank you for visiting our channel, be sure to Like, Comment, and Subscribe!
For more information, go to https://www.QTSDataCenters.com
Learn More about QTS Data Centers on the QTS YouTube Channel: https://www.youtube.com/users/qtsdatacenters
Think you have a great topic for a podcast or would like to schedule an interview with Dave? Send in your requests to [email protected]