It was fortunate that no one else was hurt. Standing orders are not to move the stage when there are people on it, but this is commonly ignored. A more likely source of ozone is the CRT high voltage. All right, already. The letters can stop.
Various banks have various systems.
As an example, at CITIbank a deposit was made to a specific account. Your account was updated with a MEMO update, i.e. it would show up on your balance. That way they can get you if you lied. Interesting you should bring this up, I'm just bruising up a paper describing a REAL situation where your card and PIN are in the clear. This involves a customer using a bank that is part of a network.