I think it depends a lot on the jurisdiction. In some countries there are laws around ethics and disclosure especially if you work in a certified occupation (i.

I think it depends a lot on the jurisdiction. In some countries there are laws around ethics and disclosure especially if you work in a certified occupation (i.e. a licensed profession, such as traditional engineering). Software probably makes things even more hazy but in traditional engineering world there are very clear cut rules around professional ethics, personal liability and disclosure.