<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by Tango:
I was at the Paris airport several weeks ago and every ATM was out of service. . . .</font>
Really? There must be well over 50 in CDG (more accessible if you're in T2 than T1. This has never happened to me in 30+ visits to this airport.
That said, you can still buy your RER ticket with a credit card, so you shouldn't have any problems.