LOL, very clever observation. The name however is the name of the town the spring was situated in and not a subtle joke on customers. It would certainly have been a bold and dangerous marketing move if that was the case. There is a discussion about the Evian name at snopes which is worth a read http://www.snopes.com/business/names/evian.asp
I have never thought about Evian spelt backwards!!! how naive am I.
Bottled water is a god-send, for troops in the battle field(yes they do have it) to just like me yesterday....dying for a quick drink, while on the road.
I think one of the most humbling pics I have seen of late was a American soldier giving his bottled water, to a child in Iran....where fresh water, is not easy to come by.
We tend to forget some places on the earth.....have very little water or clean at that!