Since the start of the project there has been a desire to point out that most things that work in Bash also work in Xonsh. The motto started out as "BASHwards-

Since the start of the project there has been a desire to point out that most things that work in Bash also work in Xonsh. The motto started out as "BASHwards-compatible", but that was unsatisfactory because on one hand it sounds like nonsense, and on the other hand, it's not actually compatible with Bash. So that devolved over time into what we have now. https://github.com/xonsh/xonsh/blame/ebd4e597a3cf063b124e5a54d8a3d7e1a06bcf3a/README.rst#L24 https://github.com/xonsh/xonsh/blame/ebd4e597a3cf063b124e5a5... https://github.com/xonsh/xonsh/blame/82cac3fff08b5cc26e421f143a41c57b55e295c0/README.rst#L21 https://github.com/xonsh/xonsh/blame/82cac3fff08b5cc26e421f1... https://github.com/xonsh/xonsh/blame/bd964ce552282334c8811818bcab30bca18ba493/README.rst#L14 https://github.com/xonsh/xonsh/blame/bd964ce552282334c881181...