You can only see the holographic display from a certain angle. (Picture: Weibo) You can only see the holographic display from a certain angle. (Picture: Weibo)
You can only see the holographic display from a certain angle. (Picture: Weibo)

This subway in China lets you buy a ticket from a hologram

Contactless technology finds widespread use during the Covid-19 pandemic

Topic |   Coronavirus
You can only see the holographic display from a certain angle. (Picture: Weibo) You can only see the holographic display from a certain angle. (Picture: Weibo)
You can only see the holographic display from a certain angle. (Picture: Weibo)
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