I suppose it depends on what you're protecting, who's out there to get you, and how boring and time consuming it is to clean up after a breach (can't that take

I suppose it depends on what you're protecting, who's out there to get you, and how boring and time consuming it is to clean up after a breach (can't that take weeks or months), etc. Aren't you're a bit asking "When X transportation method isn't used by everyone, can it really be any good?" :-)