Going from 1s to 0.5s is not a 100% improvement, it's a 50% decrease (in time). ... | Hacker News

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		ars on May 31, 2012 \| parent \| context \| favorite \| on: LibreOffice 3.5.4 released with up to 100% perform... Going from 1s to 0.5s is not a 100% improvement, it's a 50% decrease (in time). i.e.: 100% increase = 50% decrease. Percents are weird to calculate.

dbaupp on May 31, 2012 [–]

I know that going from 1 to 0.5 is a 50% decrease rather than a 100% improvement. (I actually said this in the parent comment.)

But it's alright, I've got my definitions sorted out now.

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