Factory battery was probably charged to a normal level and would’ve paired fine when opened if it’d been powered off. It was left powered on from the factory, which is not how it should’ve arrived. My experience is a valid criticism of a just-released rechargeable device and a QA issue. Where do you get off acting like I don’t know how consumer electronics work because I’m criticizing bad QA?
I like to do things just off the top of the hour, since top of the hour is when many maintenance crons run. If you’re running a modern cron daemon, you can rewrite that as:
https://crontab.guru/#3_1/6_*_*_*