Hrm, the UI doesn’t look _too_ bad, unlike other recent ones (though I’m a strong mouse-hater, so I might not get along with it too well either).
Not to forget that Haiku was very quick in fixing a kernel bug wrt. signal delivery, enabling https://www.mirbsd.org/mksh.htm to work on it – just in case one of you dear readers wants to have a *proper* Shell on it instead of GNU bash ;-)