" Great and informative book about many cryptocurrencies"
H.G Wells @Amazon
"Very well structured and independent neutrally researched issue about the TOP 100 "real" cryptocurrencies.
Also contains additional information about how the blockchain works, such as Proof of Work or Proof of Stake. High quality product"
Nico Lins @Amazon
"Very high quality book and nice design. To anyone who is looking for a simple and understandable market overview of cryptocurrencies."