How does bystander lightning (not a direct strike) affect implanted pacemakers, defibrillators, vagus nerve stimulators, etc...?

Bystander: Without a direct hit there is virtually little chance of having any significant effect

Usually no effect.: The lightning strike (even as a bystander - it travels through the soil & can pop up at distances far from the original strike) can have deleterious effects on your heart (causing arrhythmia) or brain (causing unconsciousness) but these are just as likely with or without an implanted device. All electronic implants have a floating ground, which means they cannot short out because of an external ch