Sources:
- GitHub Bitcoin BIPs: https://github.com/bitcoin/bips
- SEC Investment Contract Framework: https://www.sec.gov/corpfin/framework-investment-contract-analysis-digital-assets
- AltcoinInvestor: https://altcoininvestor.com/how-crypto-presales/
Sources:
RE: LayerBTC Presale: Bitcoin's Next Layer with Presale Fireworks