TypeExt.cs

public static class TypeExt
{
    public static string HumanReadableName(this Type self)
    {
        return InnerHumanReadable(self).ToString();
    }

    private static System.Text.StringBuilder InnerHumanReadable(Type self)
    {
        if (!self.IsGenericType)
        {
            return new(self.Name);
        }
        string GenericName(string name) => name.Substring(0, name.LastIndexOf('`'));
        var builder = new System.Text.StringBuilder(GenericName(self.Name));
        builder.Append("<");
        // I should be able to use a stack here to avoid recursion
        builder.Append(string.Join(",", self.GetGenericArguments().Select(InnerHumanReadable)));
        builder.Append(">");
        return builder;
    }
}