Akismet is a spam detection and filtering service developed by Automattic, the company behind WordPress. It is primarily used to identify and block spam comments on blogs and websites. When a visitor submits a comment, Akismet checks it against a vast database of known spam and various algorithms to determine whether the comment is likely to be spam or legitimate. If a comment is flagged as spam, it is either moved to a separate spam folder or blocked entirely.

Auto insurance risk selection is the process by which insurance companies assess and evaluate the risk associated with insuring a potential customer. This involves analyzing various factors to determine the likelihood that a policyholder will file a claim and the expected cost of that claim. The goal is to set appropriate premiums that reflect the level of risk, ensuring the insurer can cover potential losses while remaining profitable.

Defensive expenditures refer to the costs incurred by individuals, businesses, or governments to protect against potential threats, risks, or losses. These expenditures are aimed at preventing harm or damage rather than generating profit or utility. Defensive expenditures can take various forms, such as: 1. **Security Costs**: Spending on security personnel, surveillance systems, alarms, and physical barriers to protect property and assets from theft, vandalism, or other criminal activities.

European Embedded Value (EEV) is a financial metric used primarily in the insurance industry to assess the value of an insurance company's business. It provides a measure of the profitability of the future cash flows generated by the company’s existing insurance policies, adjusted for risks and costs. EEV aims to give a more comprehensive view of an insurer's value than traditional accounting methods, as it focuses not only on the current profitability but also on the potential future earnings.

If the resource is replaceable, like fossil fuels, the free market will invest appropriately in alternatives as and when needed. As for irreplaceable resources, it would be a very rare situation for there to only exist a few sources of it globally, controlled by a few entities, and for them to all stop competing and fix prices. This would be a global crisis requiring international action and co-operation for diplomacy, sanctions, and acquiring new sources/technologies. Clearly not a usual scenario that can be used to dismiss libertarianism.

What an awesome list the dude compiled. Contains many of the features we care the most about of the sky, since of course, apparent magnitude is a big determinant of that.