Yes, but that's not the point to learn from this
The point is, that where ever you look for bugs in that field, you will find them. It's just not an area where people work who have grown up with well designed systems. It's more or less an echo chamber where bad ideas re-inforce themselves.
Plus Siemens can't do software/firmware. I've been at a daughter of Siemens and the state of the art of software design is truly bad, both with what get shipped to the customer and what's used internally.
Biting the hand that feeds IT
