Starbucks has suspended its campaign encouraging customers to bring reusable cups into its stores “out of an abundance of caution,” said a spokesperson.

Made of PVC film stretched like the membranes of a bat’s wing between carbon-fiber supports, the Be a Bat Man wearable is embedded with wires that generate enough heat to kill pathogens and maintain a sterile environment within the shield.

What can be learned from one country’s seeming exit from and another’s entrance into the pandemic?