Sorry if this double-posts, I had to switch windows.
So this is less "internet" and more "tech innovation", but it was so cool I just had to share it.
This company has developed a piece of hardware (shaped exactly like a credit card), that can actually be swiped in credit card machines, that holds all of your personal credit, debit, and gift card information. You switch between cards using a button on the device, you add them to the card via a phone app and an attached card swiper, and as it's linked to your phone, it'll alert you if you get too far away from the card (in the case of leaving it on a table and walking away, or forgetting your wallet on the way out of the house, for example).
An article about a recent incident in China where a group of people were found to be selling fake scholarly articles to academics and producing fake medical journals for sale.
This is Wikipedia's table of Keyboard shortcuts, for pretty much every operating system you could ever want. There are even some command-line-interface shortcuts for Windows near the bottom of the page.
I played with my keyboard for about an hour when I found this.