Ralli Bitcoinil. Sellist hinnatõusu ei ole kuude jooksul toimunud
Bitcoini hind on kasvanud üle 20 protsendi. teisipäeval, 2. aprillil, lisades $ 5000 — taset, mida ei ole näha alates 2018. aasta novembrist. määr langes kiiresti alla 5000. põhja ja praegu jääb see tasemele 4,6–4,8 tuh. Ja kuigi keegi ei tea, kust sellist bitcoini ralli tuli, mõned krüptovaluuta kogukonna investorid ütlevad, et sama on lõppenud karu turul ja nn pullide turul.
2019. aasta algusest oli Bitcoini vahetuskurss alla 4000 dollari, mis JP Morgani aruande kohaselt oli madalam kui bitcoini omandamise kulud (4–4,1 tuhat dollarit).
Alles 1. aprillini läbis hind 4,5, millele järgnes 5 tuhat. dollarit. Bitcoini turukapitalisatsioon kasvas seega üle 10 miljardi USA dollari — praegusele 82 miljardile USA dollarile. vastavalt CoinMarketCap teenusele. Viimase 24h tehingu maht alates 11.30 on üle 15 miljardi USA dollari. ja umbes 3,2 miljonit müüdud bitcoine.
Siiski on 5000 dollarit 75 protsenti. vähem kui bitcoini hind oma tipptasemel — 20 000 dollarit 2017. aasta detsembris, kui krüpto-valuuta palavik jätkus.
Foto: Valeriya Zankovych / Shutterstock
Siiski on mõistatuslik, et ’i eksperdid ega traditsioonilised äriasutused — nagu — ei tea, mis põhjustas hinnatõusu üle 20%. Puudusid konkreetsed sündmused või arvamused, mis võiksid investorite entusiasmi vallandada.
Tuleb siiski meeles pidada, et nii bitcoinil kui ka krüptovaluuta turul on endiselt kõrge volatiilsus ja spekulatsioon. Nagu õigesti märkis blokeerimisfirma Kenetic Capital’i juhtpartner Bloombergi intervjuus, on krüptoturg „endiselt entusiasmi laineid” ja tema arvates on tegemist sellise “ajutise entusiasmiga”.
Lisaks bitcoinile oli turul veel kaks suurimat krüptovahetust: ja pulsatsioon. ETH kasvas ca. 6 protsenti. kuni 150 dollarit ja 15,8 miljardi dollari suurune kapitalisatsioon suurenes ka umbes 30% võrra. 6%. kuni 0,33 USA dollarit ja 13,8 miljardi USA dollari kapitalisatsioon.
Paljude investorite sõnul tähendab suurimate krüptovahendite suurenemine seda, et kogu turg sisenes pulli turu faasi ja lahkus karude turust. Et olla lihtsam, on entusiasm turule naasnud ja sellega on ära kasvanud soov osta ja investeerimispessimism, mida iseloomustab pigem varade müük.
Krüptovaluuta turg. Pullid hakkavad ära suruma
Härja turg on veenev, kui Bulgaaria suurim reklaamibüroo Looja nõunik ja praegu Onchain Capitali tegevjuht, kes investeerib ja nõustab krüptovaluutaturul, saabub härja Ran Neuner. Juba märtsi lõpus märkis Neuner, et pullid hakkavad levima krüptovaluuta turul.
Tema arvamus jagab enamikku turuosalistest, kuid tuleb meeles pidada, et bittcoininvestoritel on huvi veenda teisi inimesi investeerima — ja pikka aega ei olnud paremat võimalust kui aprillis hüppas hind.
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bitcoin is a decentralized system of digital cash in which users don’t need to trust anyone else with their money; however, the full benefits of this technology are only seen when users operate a on the network. The vast majority of bitcoin users do not operate their own full nodes, but one man is trying to change that with a piece of hardware he calls the bitcoin Block Clock Jr.
There are for individual Bitcoiners to operate a full node. Full nodes are responsible for validating transactions and blocks on the bitcoin network. Only by running full nodes can users know with full certainty that they received a valid payment. Additionally, the more users that run full nodes, the more decentralized the bitcoin network is, making it harder to shut down or corrupt.
And as Co-Founder David Vorick at this year’s MIT bitcoin Expo, those who do not operate their own full nodes do not get a say in the matter when hard forks are deployed on the network. “If you’re not running a full node … your opinion on whether or not you like a hard fork is less relevant because, ultimately, if you’re not validating the rules and someone gives you a transaction following a different rule set, you don’t have a way to detect that,” he explained.
Running a full node, however, has been a rather expensive proposition. As a result, larger, economically invested entities that are better able to support full nodes have had more of a say.
According to Vorick, users can be dragged along with miners and large businesses if the cost of running a full node is too high: “If full nodes are expensive to run, only people who are capable of running nodes really have any say in what happens in a contentious upgrade.”
is the man behind the bitcoin Block Clock. A sound engineer by trade, he has been working in his spare time on creating full nodes that are both affordable and fun to use. During a recent discussion with bitcoin Magazine, Zipkin revealed his desire to create a piece of hardware for operating a low-cost bitcoin full node that isn’t boring.
When commenting on his reasoning for creating the bitcoin Block Clock, Zipkin pointed to the made by before they were acquired by .
“I always wanted one, but they disappeared when they got bought out, so I decided to build my own,” said Zipkin.
While there are other full node options out there, such as , Zipkin wanted to make something that was more than a piece of computer hardware that would sit on the floor next to a router. Zipkin wanted to turn a bitcoin full node into a work of art, and that’s exactly what he did.
Zipkin built the last year, and it was on display at the in May of 2016. After receiving positive feedback at the event and , Zipkin decided to make a smaller version of the full node hardware to sell.
The bitcoin Block Clock included a screen that displayed various live information about the bitcoin network. Zipkin put the original version of the bitcoin Block Clock for sale on and , but it hasn’t sold.
“I priced it pretty high because it’s art and I love it and kind of want to keep it,” explained Zipkin. “So of course it still has not sold.”
In an effort to create a version of the bitcoin Block Clock that could be produced at a lower price, Zipkin turned to and , which is an implementation of the bitcoin protocol written in .
“I discovered Bcoin was super easy to install and use, and the codebase was easier for me to review because it’s in Javascript instead of C++, and was built from scratch by a small group of developers (basically just two guys), so everything is really well labeled and consistent,” explained Zipkin.
Of course, the problem with using SPV mode is that it’s not a full node and the device won’t receive all of the information related to a new bitcoin block as it’s mined on the network. Zipkin opted for the option in Bcoin in an effort to lower the system resources required to operate the node on Raspberry Pi Zero.
“With pruning, I get all the fun block details I wanted to display,” said Zipkin. “I even submitted a pull request (which got merged!) to Bcoin to make my application work even easier.”
Zipkin described the LED displays on the bitcoin Block Clock Jr. as follows:
“The bitcoin Block Clock Jr. has two LED rings. The outer ring of 24 LEDs indicates recent blocks. Each LED represents 2 minutes, and they “tick” clockwise around the ring. The color of the LED is determined by the block’s version (BIP 9 version bits combined with keywords from the Coinbase scriptSig like “/EXTBLK” or “/EB1/AD6/”). The inner 16-LED ring indicates the progress of the current difficulty period (2,016 blocks, or about two weeks). It starts blue and gradually turns more and more red as the meter fills up. The tiny little display screen indicates some details about the latest block: height, size, version (and extra scriptSig version) and the adjustment period progress. I added a little web interface so I could turn the lights off at night without having to SSH into the Pi every time.”
An Economical Way to Contribute to the Network
While Zipkin noted that the original bitcoin Block Clock displays much more information and also comes with full wallet functionality, he also pointed out that the latest model proves that bitcoin users only need about $20 to run their own full nodes (at least in pruned mode).
Having said that, Zipkin admitted that the bitcoin Block Clock Jr. can struggle to keep up with the network at times.
“Bcoin plus my Python script and all the GPIO display output just barely hangs in there on this tiny underpowered computer,” said Zipkin. “The Python script has a method to restart Bcoin when it crashes and monitor it as it catches up to the network.”
All of the technical details of the bitcoin Block Clock Jr. are open source and .
Zipkin has now placed the bitcoin Block Clock Jr. for sale on and .
