Here's where I'm up to.
I've installed Wine 1.2.3
I've installed .NET framework 2.0 with winetricks.
I have the Paint.NET setup file on my desktop.
Have tried running it, but it throws an error message that I can't make sense of.
Terminal Window:
fixme

URL_ParseUrl failed to parse L"PaintDotNet.Core"
fixme

URL_ParseUrl failed to parse L"System.Windows.Forms"
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URL_ParseUrl failed to parse L"System"
fixme

URL_ParseUrl failed to parse L"System.Drawing"
fixme

URL_ParseUrl failed to parse L"PaintDotNet.Base"
fixme

URL_ParseUrl failed to parse L"PaintDotNet.SystemLayer"
fixme

URL_ParseUrl failed to parse L"System.Core"
X11 Window
