Last month, Google began testing replacing the "web" link in the search navigation top bar with an "all" link. Well, it looks like it stuck and now every browser on my desktop and mobile device show the "all" link instead of the "web."
In the screen shots here, where it says "All" it use to say "Web." Small change but it is significant because it said "Web" for as long as I can remember.
Here is a picture of the desktop version:
Here is what it looked like before with the "Web" link:
The folks at WebmasterWorld are discussing it as a "big change." Of course, this has no impact on rankings or searchers directly.
Forum discussion at WebmasterWorld.