#hashbased is a blockchain innovation newsletter provided by HashBased.com, an OKA innovation brand Bitcoin energy consumption is comparable to a medium-sized developed country (~50-75 TWh) and there are doubts that it can be made more sustainable. Another issues related to bitcoin mining are CO2 emissions and generation of electronic waste. The waste is mainly from discarded ASICS, which can be used only for mining Bitcoin – most ASICS end up being incinerated when new models […]
1. Clumps of cells in the lab spontaneously formed brain waves (science) 2. Nudging Doesn’t Scale Nationally: Repeated text message, email and mail reminders from a state’s college system and the Common Application did not prompt more students to apply for FAFSA, a study finds. (economics) Not really a big a surprise, is it? Remember this failure? 3. Could expanding access to contraception improve economic outcomes? (health, economics, PBS) 4. Privacy is power (privacy, Aeon) […]
1. Misogyny, meet hypocrisy: Climate deniers go after AOC, Greta Thunberg with sexist attacks (Salon) 2. A Very German Idea of Freedom: Nude Ping-Pong, Nude Sledding, Nude Just About Anything (culture, NYT) One weekend, when he had just about gotten used to stripping in front of his in-laws, he bumped into the highest-ranking colonel in his precinct — who promptly challenged him to a game of table tennis. They have been on first-name terms ever […]
1. I Visited 47 Sites. Hundreds of Trackers Followed Me (privacy, NYT)& Privacy Fundamentalism (privacy) 2. What Is the #KuToo Movement? (JSTOR) 3. What Happens When You Don’t Pay a Hospital Bill (healthcare, The Atlantic) Bonus: this awesome infographics from informationisbeautiful via visualcapitalist Bonus #2: “The King” trailer
A remarkable map of Google Street View coverage in Europe. Germany and Austria clearly stand out. This is presumably due to the hundreds of thousands of privacy complaints, which Google had resolve by manually blurring the images of private houses. In 2011 Google decided not to update the publicly available German Street View data.
Blockchain 1. BetterHash: Decentralizing Bitcoin Mining With New Hashing Protocols 2. A Bayesian approach to identify Bitcoin users Abstract When a user initiates a Bitcoin transaction, his Bitcoin client program relays messages to other clients through the Bitcoin network. Monitoring the propagation of these messages and analyzing them carefully reveal hidden relations. In this paper, we develop a mathematical model using a probabilistic approach to link Bitcoin addresses and transactions to the originator IP address. […]