static async Task Main(string[] args)
{
var plot = Plot.New(new Source <Tip.Point>(Tip.Load()), x: o => o.Day, y: o => o.Avg)
.Geom_ErrorBar(ymin: o => o.Lower, ymax: o => o.Upper, position: PositionAdjustment.Dodge)
.Scale_Color_Discrete(o => o.Sex, new[] { "#69b3a2", "#404080" })
.YLab("Tip (%)")
.Theme(dark: false);
//Save to File
await plot.Save("tip.svg");
//Render as string
var svg = await plot.AsString();
}