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Australian woman used her BYD electric car to power her son's dialysis machine during a blackout
(www.businessinsider.com)
This is a most excellent place for technology news and articles.
The big problem is V2L/V2H/V2G aren't a part of the CCS or NACS standards, so each manufacturer is out doing their own thing that doesn't work with anyone else's thing. Makes it more expensive (specialized hardware/software), and complicates changes down the road.