There are dozens of medications made from human blood, which are used to treat everything from infections to hemophilia. No one thinks anything about it (not to mention all the people who get whole blood transfusions for surgery or trauma).<p>This is just a hit piece that's been generated because Thiel has recently been declared an Enemy of the State.
Maybe be he reads hacker news?<p><a href="https://news.ycombinator.com/item?id=10621238" rel="nofollow">https://news.ycombinator.com/item?id=10621238</a><p><a href="https://news.ycombinator.com/item?id=11887812" rel="nofollow">https://news.ycombinator.com/item?id=11887812</a>