If it were up to me, all executions would be done this way and in public, after singing them a few hymns.
I'm fond of the good old fashioned custom of hymn singing at hangings for two reasons:
“2.It p*sses off the ACLU as much as the hanging itself. “
I love you.
George Carlin had a bunch of ideas on one of his albums a while back: launching into a brick wall, lowering into boiling oil, etc.