"Bitcoin is often referred to as a secure timestamping service. We never had a global record of truth with trustworthy timestamps, so how did this come about? It’s generally due to Proof of Work being combined to a few simple rules by which miners must abide."
The Many Angles of Bitcoin Adoption (article)
Why Cypherpunk Witches Love Bitcoin (article)
Why Bitcoin is Not a Security (article)
Bitcoiners Need to Protect Themselves (article)