1 Comment.
Ah, true confession: many days later I looked again, more closely, at the sign—and saw there was a little word "AND" in the middle:
| DANGER! HIGH VOLTAGE AND FIBEROPTIC CABLE INSIDE |
... so it's not so silly after all ... ^z
(correlates: High Voltage Fiberoptic Cable, ClassicCorrigendum, TheUnspeakable, ...)</div>