Whenever I read one of these stories, I always read POS as Pile of Shit...
"Cards were stolen via hacked Pile of Shit terminal software"
"Malware was discovered in our Pile of Shit system"
"40 million cards have been stolen from a Pile of Shit used by Home Depot"
And the first comment on this story:
This is what happens when your Pile of Shit systems run an inherently insecure operating systems like MS Windows...