There’s an old law of software development that says every application expands to the point where it can read mail. A little-known corollary is that Google can always do more than you think.
For example, try searching for expressions like 213 ∗ 718, or 76 kilos in pounds, or even (G ∗ mass of Earth) / (radius of Earth^2)+/+(radius+of+earth+%5E+2)). Amazing. Wait till Brad DeLong hears about it…All Posts by Date · All Posts by Category
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