Time travel with Wi-Fi spotted!

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Dumbbel cast in 1970s with Wi-Fi sign.

Back in 1970s, the Soviet heavy industry labled the sports requisits with what everybody now knows as the Wi-Fi sign.

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Wi-Fi symbol.

The dumbbell weighs 8 kg and costed 1.5 rubles ($1 back to 1970s)

dumbbell
Overall view