I think a large part of it is that DOS made it really easy to make good TUI apps, what with direct access to the text framebuffer and keyboard. Unix console is

I think a large part of it is that DOS made it really easy to make good TUI apps, what with direct access to the text framebuffer and keyboard. Unix console is a mess in comparison (albeit with its own advantages such as remoting). And the modern crop of TUI apps is almost entirely Unix-centric; this one is a very rare exception.