For more than a decade, I have traveled with an extra monitor. It is a life-saver for productivity on the go. Plus, if you keep an HDMI cable, you can use
I worked in a wine shop that had banks of conputers that people could ise to look up reviewer’s rating on wines or place orders on our website. I ended up having to get IT to lock them down to only 6-7 websites because people would use them to try to access their banking. I had to explain to way too many people with jobs in high finance the risks of them doing this on a public computer. Too many idiots would do banking on a flight only to get robbed.
When I bought my house it took the old owner ages to reroute all of her mail to whatever her new address was. At one point sje had a credit card sent to her and it came to my house along with the PIN number.
If I'd been so inclined I could have withdrawn all the money from her account.
Meanwhile when I moved in I spent the first 2 days basically doing nothing other than making sure all of my mail was coming to my new address.
The article is about extended displays though. No traces left.
And The last time I flew the displays had viewing angles tht made it so only you could see the display, sp they were actually more private than laptops.
I've definitely seen them in American airlines at least in the business class. That was about 2014 ish so I'd be surprised if it hasn't become anything other than more commonplace.