She's lost her wallet before boarding a plane to Italy, had her ATM access cut off at Charles DeGaulle Airport, and talked her way out of several cancellation fees.
Applications that are connected to a failing member will automatically be re-routed to an active member where the application can re-issue any failed transactions.
Capistrano is used widely among Ruby and Rails developers to deploy code to servers, but it's an excellent choice for automating most distributed systems administration tasks.
The technology relies on a tiny computer chip, embedded in each cell phone, which communicates with a reader-device at stores, train stations and vending machines for cashless payments.