None of that has ever passed any sort of testing. Even the longest theoretical is under 10 seconds, but most evidence points to the sudden loss of blood pressure leading to instant loss of consciousness, before it even hits the basket.
Of course, injection was also promised to be a merciful approach, so who knows.
The guillotine looks less humane when we consider those executed looking around, blinking, and responding to external stimuli for a minute afterward.
None of that has ever passed any sort of testing. Even the longest theoretical is under 10 seconds, but most evidence points to the sudden loss of blood pressure leading to instant loss of consciousness, before it even hits the basket.
Of course, injection was also promised to be a merciful approach, so who knows.