ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins61% CONFIDENCEOverall confidence: 61%How well the pin's source and references back up its dates.Weighted average of how firmly 4 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins from 50% to 74% confidence
Wikipedia[1] states 'Snickers was introduced by Mars in 1930' and the infobox gives 1930; no month or day is stated in any opened source.Mars introduced the Snickers bar in 1930, nougat topped with caramel and peanuts in milk chocolate and named after the Mars family's favorite horse; Wikipedia calls it widely considered the world's bestselling candy bar.
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