It all boils down to capitalism. Capitalism won't allow you to spend time and money building quality, when someone else can do the same job twice as fast and for half the time. Getting first to marked is more important for most than having software that work all of the time.
The only reason that other engineering professions does things properly is that bridge building is not free marked capitalism, but government mandated rules. Just look at how much GDPR rules in EU does for actually making companies do the bare minimum to respect privacy.
The only reason that other engineering professions does things properly is that bridge building is not free marked capitalism, but government mandated rules. Just look at how much GDPR rules in EU does for actually making companies do the bare minimum to respect privacy.