Make up your own! - Something that fits you. Maybe 1 unit = 50000000000000000000000000000000000000000000000000000000000000000000000000000000000, or 1 unit = .00000000000001.
That's what I would do.
But once you make up your own, don't stray from it. Make everything along that line.
That's what I would do.
But once you make up your own, don't stray from it. Make everything along that line.