I guess it's a mix of
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Nostalgia (when using devices dating back to one's youth/childhood)
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Just liking old tech like some people like old trains, e.g. admiring the know-how needed
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Having fun at futzing around with tech/electronics (aka. making/hardware-hacking) which can include liking to fix technical problems
Es hat durch den rechten Druck aber schon zugenommen, bzw. durch die allgemein verschlechtere Lage von Demokratien weltweit.