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  • \$\begingroup\$ A thanks to whoever just upvoted this out of the blue. You got me to take a second look at this and now I've improved it a bit. \$\endgroup\$ Commented Oct 11, 2019 at 4:23
  • \$\begingroup\$ @JoKing I'd say post that as your own answer. Its quite smart and is more than just an improvement on what I've done. \$\endgroup\$ Commented Oct 11, 2019 at 5:35