Good news, the Bitcoin ATM's are realy easy to use although the one I saw was limited to just bank notes and not credit cards, very easy to use it actually surprised me.
As Greece make bitcoin as legal and install ATM which is easy to use.Very soon bitcoin will succeed through out the world.Huge potential area for bitcoin is at "International Airport"and "Shopping Mall" .It wil make bitcoins more in demand http://www.coinfox.info/news/2256-greek-bitcoin-enthusiasts-installed-first-bitcoin-atm-in-athens