Many law firms now have Web sites programmed with key words so that they come up in searches for phrases like personal injury or toxic chemical lawyer.
In this case, though, there's a split space bar, whose left end can be programmed as a backspace key (Microsoft's rationale is that your fingers are constantly near the space bar anyway).
The software lists every website visited by users and monitors text in every application - on or offline, saved or not - having been programmed to pick up on key words and phrases.