“Central banks, [out] of necessity, have monopolized the exercise
of these functions. Virtual currencies pose new challenges to central
banks’ control over these important functions.”
“In effect, economic activity is the aggregate of domestic
transactions in the ‘euro-denominated economy’ and the ‘virtual currency
economy.’”
“This is likely to have a profound operational impact on these firms and their regulatory risk profile.”
“The existence of a ‘euro-denominated economy’ and a ‘virtual
currency economy’ raises the prospect of an internal balance of payments
between two sub-economies where suppliers may prefer one currency over
another as a means of payment (for different goods and services).”
“We should not presume that current regulations are
future-proof. It is possible that further innovations will mean that
these regulations may no longer apply. This suggests that new
regulations may ultimately be needed which are based on new legal
concepts with a clear scope which must stand the test of time.”
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“Bitcoin is still in the earliest phases of industry development. The first years of Bitcoin were about building the infrastructure. Bitcoin entrepreneurs were busy setting up the most basic but fundamental aspects, including wallet and mining services. Today, Bitcoin is just starting to enter the investment phase, where venture capitalist, hedge funds and other financial firms are starting to invest money and capital into this nascent technology. Bitcoin isn’t quite ready for the consumer phase, where end users begin to utilize the services. If the entire history of Bitcoin was a clock, we’re still in the very early time. I would say were maybe in the second second of the entire history.” Nicholas Cary, CEO of Blockchain.info (source)
Disclaimer: The (funny) definition of an economist is “Someone that can use economic theory today to explain why he got all his predictions wrong yesterday“. The market is unpredictable and I can’t always be right
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Paypal froze $215K in encrypted email startup, @ProtonMail‘s account over “government approval to encrypt emails”? https://t.co/VoqpHSTrEE
— lilia (@liliakai) July 1, 2014
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(CoinTelegraph) Blackcoin is one of the most
exciting altcoins in the cryptospace right now. It has a 30 second
confirmation time, large market cap, their BlackHalo project is keeping
it in the forefront of the Bitcoin 2.0 space and they seem to be the
only team to get altmining pools done in a responsible way that doesn’t
harm other coins.
It is also proof-of-stake based, with its proof-of-work mining period long over. While, as the team and the white paper is quick to point out,
proof-of-stake has been secure enough to prevent any serious security
breaches to its 15 – 20 million dollar market (not to mention the
markets of other proof-of-stake coins like NXTCoin, Peercoin and
Novacoin) there have been some concerns voiced by the community.
Rather than waiting to see if their coin can withstand a serious
attack when potentially hundreds of millions of dollars are on the line
(assuming Blackcoin continues to grow) the developers are taking a
proactive approach and plugging up those potential vulnerabilities now.
Proof-of-stake protocol v2 ditches the somewhat controversial Coinage
system completely. Coinage is a system that has only coins, which have
been moved into a wallet recently (after thirty days but less than
ninety days), accruing interest in the minting process. This system was
designed to encourage transactions and therefore spending. However, it
resulted in a less secure system as nodes were able to gain enough
influence over the system to perform a double spend. There was also an
issue where honest nodes would only remain on while their coins were
gaining interest. More nodes equates to a more secure network, so the
new system is designed to encourage nodes to participate at all times by
not deactivating minting on coins.
Adjustments have also been made to stop pre-computations of
proof-of-stake. Proof-of-stake pre-computations had attackers matching
or exceeding the network hashrates for short amount of times and
rewriting the blockchain to double spend coins they do not yet have.
Blackcoin’s new system addresses this by changing the stake modifier at
every modifier interval.
Blackcoin will also be switching from Scrypt to SHA256d because
Scrypt doesn’t offer any advantages in a proof-of-stake system and since
Blackcoin’s proof-of-work phase is over, it is no longer needed.
The team behind Blackcoin is dedicated, talented and apparently has a
real knack for solving problems. Steve McKie, Project Manager for the
Blackcoin Development team and representative of the Blackcoin
Foundation stated:
“With PoS Protocol V2.0, we wanted to plug any searing
vulnerabilities that may have existed in the protocols previous version
that were left over from previous attempts at PoS (Peercoin, NovaCoin).
The main developer of the protocol, Rat 4 (Pavel Vasin) has been hard at
work making sure that BlackCoin users and merchants are as protected as
possible from malicious attacks on the network”
In the same vein, Blackcoin is switching its Timestamp rules from
ones that mirrored Bitcoin’s to one that is designed to take advantage
of the proof-of-stake system. You can see the differences below:
Bitcoin
Past limit: median time of last 11 blocks
Future limit: +2 hours
Granularity: 1 second
Expected block time: 10 minutes
Blackcoin (New rules)
Past limit: time of last block
Future limit: +15 seconds
Granularity: 16 seconds
Expected block time: 64 seconds
McKie and the team have big aspirations for Blackcoin and believe
that the proof-of-stake system will prove to be more effective.
“Proof-of-stake, we believe, will be the leading protocol going forward
in regards to security and overall energy efficiency,” they said.
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As some have speculated, evident of the twins’ latest filing, the first of its kind bitcoin ETF will trade on the NASDAQ under the ‘COIN’ symbol.
“Identifying the ticker symbol and the exchange are two major events that further demonstrate that we are moving forward as expected.”
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(OnBitcoin) Tim Draper,
a Silicon Valley venture capitalist, was the sole winner of the US
Marshal Bitcoin auction. Mr. Draper purchased all 30,000 BTC, outbidding
many other participants in the auction such as Barry Silbert’s
SecondMarket.
Draper is an investor in Vaurum, an exchange platform for financial institutions.
In a statement,
Vaurum founder Avish Bhama said that Draper’s new bitcoins will be used
to provide liquidity to emerging markets through Vaurum.
“Bitcoin frees people from trying to operate in a modern market
economy with weak currencies. With the help of Vaurum and this newly
purchased bitcoin, we expect to be able to create new services that can
provide liquidity and confidence to markets that have been hamstrung by
weak currencies,” said Draper. “Of course, no one is totally secure in
holding their own country’s currency. We want to enable people to hold
and trade bitcoin to secure themselves against weakening currencies.”
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LUISS ENLABS in collaboration with Bitcoin Foundation Italia and
Codemotion presents the first of a series of technical conferences
“Bitcoin ~ Hands On Code”.
The event will take place on Wednesday, 2nd of July, from 4pm to 8pm and enjoys the participation of speakers Thomas Bertani, Founder&CEO BitBoat Ltd, Guido Dassori, IT&building automation Freelancer, Luca Matteis, Semantic Web Developer, as well as Francesco Simonetti, Andrey Zamovskiy, Nickolay Babenko in live streaming from San Francisco.
The mission of the conference is to remove friction between bitcoin and
developers, encouraging the development of an appropriate tech scene
around Bitcoin, an incredible open-source based technology, aiming to
disrupt finance and money as we know them today.
There’s an
enormous opportunity for developers, who are already jumping in and will
have a real impact on the future, contributing to this open-source
technology.
Jump on board!
Program:
16.00 – Welcome: Tobia De Angelis, Augusto Coppola
16.15 – 17.15 – Panel moderated by Franco Cimatti, Developer and President of Bitcoin-Italia: Speakers’ interventions
17.15 – 17.30 – Break
17.30 – End (Around 20.00) – Hands on Code, guided by Thomas Bertani, a developer with a deep expertise in bitcoin/blockchain and founder of BitBoat.net.
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“The US Marshals Bitcoin auction resulted in one winning
bidder. The transfer of the bitcoins to the winner was completed today.”
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(CoinDesk) The report, titled ‘Bitcoin: Fact. Fiction. Future.’ and authored by Tiffany Wan and Max Hoblitzell, points out that the media tends to focus on bitcoin’s volatility, government crackdowns and exchange meltdowns instead of “its potential long-term significance as a disruptive new money technology”. In addition, Deloitte UP sees potential for bitcoin in fields that are often overlooked even by proponents of the digital currency:
“Bitcoin is more than just a new way to make purchases. It is a protocol for exchanging value over the Internet without an intermediary. Much has been written about the payment applications of bitcoin, including remittances, micropayments, and donations. However, bitcoin could soon disrupt other systems that rely on intermediaries, including transfer of property, execution of contracts, and identity management.”
“Today, if someone buys a donut with a credit card, the merchant pays an interchange fee to the credit card issuer. This interchange fee is usually a small flat amount (10-20 cents) plus a percentage of 1-3 percent. For a low-margin good like a donut, a 10- to 20-cent flat fee can approach 100 percent of the cost of goods. This interchange fee is often passed on to the customer. Using bitcoin, the transaction fee could be lowered to as little as 1 percent. This could ultimately evolve into a new payment system for credit card companies and banks.”
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