Let me tell you an even easier way hack - download Firesheep
I mean, I even explicitly mentioned Ettercap, which does ARP spoof. Is there a way I could have made that clearer?
But Cain is in my standard pentest toolset for various reasons, not just ARP spoofing.
Right... which is why he didn't mention wireless networks...
That's like saying, yes SQL injection is powerful, but it doesn't work on CSRF vulnerabilities -- complete non sequitur.