Here’s a prioritized list of the most valuable search terms for scanning NVK podcast transcripts, show notes, and related audio:
### Highest signal (use first)
- **libngu** / **LibNgU** / **lib ng u**
- **switck** / **@switck**
- **source code library**
- **new source code library**
- **“thanks to”** + library / switck
- **yasmarang**
- **MICROPY_HW_ENABLE_RNG**
- **ngu.random** / **ngu.random.bytes**
- **random.bytes(32)**
- **hardware RNG** / **true RNG** / **TRNG**
- **software PRNG** / **pseudo-random**
- **seed generation** + rewrite / change / new
- **entropy** + Coldcard / firmware / seed
### Strong secondary terms
- **libsecp256k1** / **secp256k1** (especially with “moved to”, “switched to”, “we use”)
- **Python wrapper**
- **Trezor crypto** / **Trezor-derived** / **Trezor code**
- **GPL** + remove / replace / rewrite
- **Commons Clause**
- **version 4.0** / **v4.0.0** / **firmware 4.0**
- **major internal** / **all new code**
- **BIP39** + replace / rewrite
- **crypto library** / **crypto rewrite**
- **DocHex** / **Peter** (in context of code or library)
- **anonymous** / **pseudonymous** / **nym** + library / contributor
### Contextual / supporting terms
- **reproducible builds**
- **AES** + assembly / optimized
- **SHA256** + optimized
- **last remaining GPL**
- **external library** / **third-party library**
- **we have a** + wrapper / library
- **our library** / **our wrapper**
### Suggested search strategy
1. Start with exact matches for **libngu**, **switck**, **yasmarang**, and **ngu.random**.
2. Then run broader searches for **“source code library”**, **“Python wrapper”**, and **libsecp256k1** + “we” / “our”.
3. Follow with **entropy**, **RNG**, **seed generation**, and **firmware 4.0 / v4**.
4. Finally scan for any mention of **Trezor** + rewrite/remove/GPL around early-mid 2021 dates.
These terms give the best chance of surfacing any relevant quotes while keeping noise manageable.
