Ha Ha! You just went where I was afraid to go. I really question Tesla's processes and design methodology. I work in Healthcare IT and can you imagine if these folks built a device that controlled an MRI machine with control buttons labeled like this? I think I'm beginning to understand why the full self driving is taking so long. I think Tesla owners are the QA for their design team.
Copy that!
I was a enterprise network admin and a mission critical software admin for a Fortune 500. I evaluated a lot of proposed enterprise software for endusers. This kind of programming would have never even made the selection list.