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					Originally Posted by ApS  Well, now we've heard it from Hong Kong itself.    
Two new developments: 
1) If pressed by unacceptable results after this "sheltering", government has the ability to follow a person who has contracted Covid-19 by cellphone. 
Science Magazine: | 
	
 In Hong Kong anybody arriving from overseas is fitted with a wristband tracker and required to self-quarantine for 14 days at home. They download an app and the government can track whether they break quarantine.  This system is effective but might be a bridge too far for the U.S.!!!