If the grid stays up, they only provide peace of mind and do so at a considerable cost.

FORBES: Backup Generators Are the Bad and Ugly of Decentralized Energy

Ralph's family need to know he is safe and well and I appeal to him to get in touch as soon as possible to offer Sarah some peace of mind at what should be a happy time.

BBC: Ralph Hebden

For those authorized, access may be pricey, but considering that connectivity can provide peace of mind to travelers and their families at home, a data-enabled SIM seems a worthwhile acquisition for anyone visiting one of 3G's famous final frontiers.

ENGADGET