Not negative at all, Steve, you have pointed out a great solution I haven't found.
I am very interested in the SVG editor project.
By the way, as you mentioned SCADA packages let me mention my OSHMI project,100% free and open-source SCADA project:
https://sourceforge.net/projects/oshmiopensubstationhmi/
All those great open-source tools can help us achieve so much more!
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