@petar
Bitcoin class 2017 ~ Posts on tech, culture and life as they happen
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Recent Notes
According to Financial Times, criminal groups are increasingly using AI to conduct cryptocurrency scams, impersonation, deepfakes and fraudulent websites.
Interpol estimates AI-enabled fraud can be 4.5 times more lucrative than traditional fraud.
Interpol estimates AI-enabled fraud can be 4.5 times more lucrative than traditional fraud.
NFT sales rose 55.6% over a recent seven-day period with an increase in buyer addresses - up about 20%.
However, transaction counts declined by about 15% during the same period, meaning the larger sales total does not necessarily represent a broad resurgence in activity.
However, transaction counts declined by about 15% during the same period, meaning the larger sales total does not necessarily represent a broad resurgence in activity.
Hot take: The physical collectibles do not need blockchain technology.
Unless the onchain component provides meaningful provenance, custody or transfer advantages, the blockchain layer risks becoming an unnecessary wrapper around an established collecting business.
Unless the onchain component provides meaningful provenance, custody or transfer advantages, the blockchain layer risks becoming an unnecessary wrapper around an established collecting business.
Self-custody does not eliminate off-chain security risks.
More troublingly, Trezor says it had received assurances that the older data had been deleted when it had not been.
More troublingly, Trezor says it had received assurances that the older data had been deleted when it had not been.
Self-custody does not eliminate off-chain security risks.
More troublingly, Trezor says it had received assurances that the older data had been deleted when it had not been.
More troublingly, Trezor says it had received assurances that the older data had been deleted when it had not been.
Bitcoin network hashrate remains below its October 2025 peak.
That means 316 days without a new record - the longest such drought in roughly a decade.
A major reason for this unusual dynamic is the redirection of Bitcoin miners toward AI and high-performance computing.
That means 316 days without a new record - the longest such drought in roughly a decade.
A major reason for this unusual dynamic is the redirection of Bitcoin miners toward AI and high-performance computing.
Bitcoin network hashrate remains below its October 2025 peak.
That means 316 days without a new record - the longest such drought in roughly a decade.
A major reason for this unusual dynamic is the redirection of Bitcoin miners toward AI and high-performance computing.
That means 316 days without a new record - the longest such drought in roughly a decade.
A major reason for this unusual dynamic is the redirection of Bitcoin miners toward AI and high-performance computing.
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European equities are near record highs despite the Iran war and higher energy prices.
The STOXX 600 has attracted $2.44B of inflows. Companies are expected to report 24.1% year-on-year earnings growth for Q2 - the strongest rate in almost four years.
Is Europe back?
The STOXX 600 has attracted $2.44B of inflows. Companies are expected to report 24.1% year-on-year earnings growth for Q2 - the strongest rate in almost four years.
Is Europe back?
OpenAI slows its own capability-development process in response to evidence that its models can behave in ways its existing controls did not adequately anticipate. 
RWA deposits inside DeFi protocols grew sixfold in one year! 
Another example of miners repurposing power and data-center infrastructure for high-performance computing rather than relying exclusively on Bitcoin mining.
Is the long term security of the Bitcoin network under threat?
Is the long term security of the Bitcoin network under threat?