Windows and especially Macintosh UIs from the late 90s/early 00s were by far the most
functional UIs we've ever had since the dawn of the desktop era - user research was a serious discipline, accessibility was baked in to the frameworks, and the HID guidelines that devs adhered to gave us uniform conventions that we users could rely on.
If the biggest criticism of Bonsai is "it ain't pretty but it works", then long life to Bonsai - give me more, please!