Claim

electronic conference badge DEVELOPED_BY Joe Grand

Joe says he created the first known electronic conference badge for Defcon 14.

Episode
EP 155 — Kingpin
Origin
Explicit
Confidence
96% (extractor score, not a fact score)
Speaker
Joe Grand
Attributed source
—

Transcript evidence

“Defcon 14 was the first electronic badge at a conference that we know of”

Joe Grand · offsets 40813–40885

Read the official transcript

Extraction provenance

Model gpt-5.6-luna · prompt 1.5.19 · schema 1.5.19 · 2026-09-13T08:35:20.268958+00:00

claim:ep155:687e06da496b