Una soglia importante ma nell’orizzonte del possibile per $BTC
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The results of a serious attempt to assess the value of Bitcoin can only be ambiguous. Many people are making analogous attempts to put a fundamental value on Bitcoin — but such efforts will be intrinsically and absurdly inaccurate. I won’t go further down this road.
Bitcoind since version 0.8 maintains two databases, the block index (in $DATADIR/blocks/index ) and the chainstate (in $DATADIR/chainstate ). The block index maintains information for every block, and where it is stored on disk. The chain state maintains information about the resulting state of validation as a result of the currently best known chain.
By press time, Bitcoin was trading at $22,025, dropping by almost 3% in the last 24 hours, although the cryptocurrency has gained nearly 3% in the last 30 days. Consequently, the flagship cryptocurrency has driven the crypto market capitalization to above $1 trillion.
Suppose that happens soon. It is possible to imagine a future in which Bitcoin eventually replaces some fraction of money as we know it today. Note that one measure of the United States money supply, M1, is today worth more than $3.6 trillion. Let’s try for just a moment.
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Furthermore, a paper by neuroscientists including Benjamin Lu that was presented at the Society for Neuroeconomics annual convention in Toronto in October, showed that psychologically stressful experiences can result in changes in neurological processes when ambiguous situations arise.
People in such situations are vulnerable to a play of emotions and at times a "spontaneous urge to action" that he called "animal spirits." He argued that much of what happens in financial markets has to do with people learning, from price movements, Binance about each other’s animal spirits. He played down the role of quantitative analysis and probability estimates in human thinking of the assessment of ambiguous future events. In 1936, John Maynard Keynes suggested why.
These files, bitcoin known collectively as a node's "block database", represent all of the information downloaded by a node during the syncing process. The database files in the "blocks" and "chainstate" directories are cross-platform, and can be copied between different installations. This is usually ''far'' faster than doing the normal initial sync over again. However, when you copy someone's database in this way, you are trusting them '''absolutely'''. Therefore, you should only copy block databases from Bitcoin installations under your personal control, and only over a secure connection. Bitcoin
Core treats its block database files as 100% accurate and trustworthy, whereas during the normal initial sync it treats each block offered by a peer as invalid until proven otherwise. If an attacker is able to modify your block database files, then they can do all sorts of evil things which could cause you to lose bitcoins. In other words, if you copy installation A's block database into installation B, installation B will then have the same syncing percentage as installation A.
dat block data (custom, 128 MiB per file); since 0.8.0 blocks/rev000. Filename Description banlist.dat stores the IPs/Subnets of banned nodes bitcoin.conf contains configuration settings for bitcoind or bitcoin-qt bitcoind.pid stores the process id of bitcoind while running blocks/blk000. dat block undo data (custom); since 0.8.0 (format changed since pre-0.8) blocks/index/* block index (LevelDB); since 0.8.0 chainstate/* blockchain state database (LevelDB); since 0.8.0 database/* BDB database environment; only used for wallet since 0.8.0; moved to wallets/ directory on new installs since 0.16.0 db.log wallet database log file; moved to wallets/ directory on new installs since 0.16.0 debug.log contains debug information and general logging generated by bitcoind or bitcoin-qt fee_estimates.dat stores statistics used to estimate minimum transaction fees and priorities required for confirmation; since 0.10.0 indexes/txindex/* optional transaction index database (LevelDB); since 0.17.0 mempool.dat dump of the mempool's transactions; since 0.14.0 peers.dat peer IP address database (custom format); since 0.7.0 wallet.dat personal wallet (BDB) with keys and transactions; moved to wallets/ directory on new installs since 0.16.0 wallets/database/* BDB database environment; used for wallets since 0.16.0 wallets/db.log wallet database log file; since 0.16.0 wallets/wallet.dat personal wallet (BDB) with keys and transactions; since 0.16.0 .cookie session RPC authentication cookie (written at start when cookie authentication is used, deleted on shutdown): since 0.12.0 onion_private_key cached Tor hidden service private key for -listenonion : since 0.12.0 guisettings.ini.bak backup of former GUI settings after -resetguisettings is used.