Originally Posted by jdbalt
These batteries are actually not forgiving. They will fail if discharged to far, they can detonate, or burn quite vigorously if overcharged
If you read my post, it may be difficult to read the sarcasm. Li-ion batteries being forgiving and patients exploding with implanted batteries should have gave it away.
That said, the technology is better and I would be greatly surprised if the failure rate was greater than 1:1,000,000.