https://www.theregister.co.uk/2017/09/12/apples_adoption_qi_ends_wireless_charging_wars/

Apple's keynote may be good news for fans of its products, but it must have made grim listening for members of the Airfuel Alliance.

For nearly a decade there has been a standards war going on in the wireless power field, initially between three competing technologies but latterly two groups – the Airfuel Alliance and the Wireless Power Consortium with its Qi (pronounced "chee") system.