The fact this can so easily happen shows a lack of safety mechanisms. All the software-related stories in this comment section go in a similar direction: They could have been prevented by simple safety nets. If you accidentally wipe a production database, then it was likely too easy to do so.
Don't blame humans for occasional mistakes, it won't stop them from happening.
The idea that one can learn to not make errors is toxic. To err is human. Sure, you can get more reliable at something, but everyone - even the most experienced - will fry the rover at some point.
Don't blame humans for occasional mistakes, it won't stop them from happening.