That could be because people can't or don't want to wait for a delivery van to show up, or they are in a hurry, or they don't want to bother with a salesperson, or they know they can return what they buy if it goes wrong, or they just want to save on the delivery charge, especially if it is something heavy.
How much are we willing to make it a 'Lord of the Flies'-type situation if it all goes terribly wrong?
It all comes back to risk: who loses if a project goes wrong, and how much they earn if it goes right.
If it goes even a tiny bit wrong, then where and how it is manufactured suddenly starts to matter very much indeed.
But if something goes wrong on his watch, it is no less my responsibility to point it out if it falls on my beat.
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"If anything goes wrong, they come and fix it right away, " she says.
It's an iron law that if everything goes wrong for the Yankees, someone like 26-year-old Melky Mesa will come up and hit .400 for a few weeks.
"And it's an eternity away by helicopter if something goes wrong, " Whittaker said.
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"If you're alone, you have to make sure that if something goes wrong, you can get out of it, " she said.
"The use of genetic vaccination has inherent dangers because it may be difficult to reverse the effects if something goes wrong, " she said.
For instance, if the washing machine goes wrong, the tenants will want it replaced immediately, and you need to have the money for that.
"With the telex you could actually chat with the editor there and then but with e-mail, if something goes wrong during transmission, you can't know it immediately and you get a query on why you did not file, " he says.
Drafting legislation which would make it attractive for carmakers to introduce the technology, but still allow some recourse for those hurt if something goes wrong, could prove tricky.
Rather, it is for those who need capacity in a hurry and do not mind starting all over again if something goes wrong.
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