I have a new, better plan for border vs background.
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node_to_render = {type='rectangle', drawmode='line', r=node.bg.r, g=node.bg.g, b=node.bg.b, x=node.x-5, y=node.y-5}
node_to_render = {type='rectangle', r=node.bg.r, g=node.bg.g, b=node.bg.b, x=node.x-5, y=node.y-5}
end