>Depends on whether they're legal. Or whether they're in power, in which case it may be "bigger {insert gadget} needed to avoid being found by the aliens".
It always strikes me how the word "aliens" has come to mean - sometimes almost exclusively - "beings from other planets". The English word is used that way in the Spanish language, for instance. Perhaps the terror movie of that name had something to do with it.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)
