Some business leaders, including supermarket bosses, say minimum wage increases mean they cannot hire more staff.
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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Number (1): Everything in this space must add up to 1. The answer is 4-0, placed horizontally; 0-0, placed vertically; 1-1, placed horizontally.