China expo highlights the speed of the shift towards closed systems

The nature of closed-system pods is changing fast, according to industry stakeholders at China’s Shenzen expo. As the closed system continues to rise in popularity, the current generation of large-sized mod systems could be relegated primarily to hobbyists.
As vaping becomes increasingly mainstream, what impact will this have on vape shops? Will they become obsolete as the simplification of hardware for the mainstream take some of the reason for their existence away? Or will the demand for flavour preferences keep them afloat?
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