Cool article but this first bit threw me off > The interpunct is still in use today—it’s the official decimal point in British currency (£9·99) When the linked wiki specifically points out that it isn't: > In British typography, the space dot was once used as the formal decimal point.
Stood out to me too, as was sure that was not true. I'm a native Brit, I'm on the wrong side of mid-40s, often read historical literature that uses pre-decimal currency (and notation), and have never seen an interpunct used at all, or heard it referenced in terms of British currency until today. Unfortunately, I'm the sort of pedant who on seeing somebody state an incorrect fact with such certainty, I doubt the verac…
The “still in use today” part is quite definitely wrong though.
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[1] https://en.wikipedia.org/wiki/Arabic_numeral_variations#Old-...