Wikipedia seems to under-credit GNU, and over-credit Linux.
"Linux is a Unix-like computer operating system..." (Linux page, Wikipedia)"...no stable release of GNU yet exists as of May 2013. Non-GNU kernels, most famously the Linux kernel, can also be used with GNU." (GNU page, Wikipedia
And searches for GNU-Linux on Wikipedia redirect to Linux.Why do people do this? The information for correcting this is in those very articles.