Anubis is a compromise. Anubis uses a Proof-of-Work scheme in the vein of Hashcash, a proposed proof-of-work scheme for reducing email spam. The idea is that at individual scales the additional load is ignorable, but at mass scraper levels it adds up and makes scraping much more expensive.
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，这一点在服务器推荐中也有详细论述
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A police officer has told a coronial inquest he didn’t have enough time to turn on his body-worn camera before he fatally shot a Sydney man who ran at him with two kitchen knives, amid conflicting statements on what unfolded in the critical moments before the man was killed.