Lecture 9 — Bitcoin as a Platform

Ninth lecture of the Bitcoin and cryptocurrency technologies online course. Course website: https://piazza.com/princeton/spring2015/btctech/home

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In this lecture:
* Bitcoin as an append-only log
* Bitcoins as “smart property”
* Secure multi-party lotteries in Bitcoin
* Bitcoin as randomness source
* Prediction markets & real-world data feeds