Буран/BURAN shuttle, Copy or Inspiration

[Vtile]

I can see the similarities of the Dragon lang. and IEC-61131-3 Sequential Function Chart lang.(is older than the standard IIRC) or that old french system what the namw of it were have escaped from my head hm.. Anyway it a bit odd that these high-level highly abstract and highly autodocumenting languages haven't had more foodhold outside certain niche markets.. eh, maybe they aren't kewl enough.