You can get an X server for Windows. Last I checked (years ago), Mac OS X was distributed with an X server on the install CD. I'm guessing that providing an X server in Wayland can't be hard... though admittedly, I've read no articles.
How much you want to bet this has to do with smart phone and tablet adoption and their 3G / 4G speeds?
Don't give anyone access to your own infrastructure. Maybe offer to do a backup / restore or otherwise make copies, but offer these options to a business person on your side, not to prospective external users.
This is an entry point for solid debate. The USA values personal freedom. At the same time, you can't drive without training, you can't sell drugs, etc. There is the concept of one's rights ending where one's fist ends and the next person's nose begins. Does this extend to vaccinations? How well understood are the risks? Are they worth the opportunity to eradicate scores of hideous diseases?
Someone want to play devil's advocate and argue "for freedom"? This being Slashdot, I know where approximately 100% of opinions are. I myself don't care passionately enough to pay attention long enough to make an opinion.
So while the old way had the electrons go through a "lens", they now go through a "computer."
I have this vision in my head of people looking through PC chassis and hoping to use it in place of a lens. So, what type of sensor IS being used? (No, didn't RTFA).
I've always got everything with me but since "everything" is a collection of small things, it isn't a burden.
Please, tell me how I can waste as much money as possible on this project.
And with key based authentication, key(board) loggers aren't a worry.
It's in EVERYTHING!