Yup, that’s how it should be across the board. That’s how it is with modern airliners. The redundancy of having each system be controlled by multiple computers is nullified if a hacker can get to control all of them, including the ones which are safety critical, just by hacking one. I honestly don’t blame you, I love the internet but there really are situations where something really doesn’t need to be connected to the internet.
The whole field of stem cell research really excites me because it has so many potential applications. This is amazing news and makes me all the more excited for similar breakthroughs in the future!