#Gaslighting has a pretty bad reputation, but besides being an evil manipulation technique, gas lanterns brought light to cities and towns two centuries ago.

Nowadays, their warm light has almost disappeared. The street of my childhood had (actually, still has) it. Until very recently, they were a common sight in my hometown #Berlin, but since 2006 they are successively replaced by brighter, but far cheaper LEDs.

Of the once 44,000, today remain about 17,500, which is about half of

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