As a (relatively) early adopted, the new price pump is making me feel generous... Who is smart enough to tell me what is wrong with this book cover? 0.5 BTC reward for the right answer.
"Mastering Bitcoin" by Andreas Antonopolous
http://www.amazon.com/gp/product/1449374042/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=1449374042&linkCode=as2&tag=hocayoli-20&linkId=KRGAK7LJ7OSGJGN3
"Mastering Bitcoin" by Andreas Antonopolous
http://www.amazon.com/gp/product/1449374042/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=1449374042&linkCode=as2&tag=hocayoli-20&linkId=KRGAK7LJ7OSGJGN3
Not sure to be honest. it's a typical o'reilly styled book cover.
Is it that the B in Bitcoin in the title is not a BTC?
