And they didn't even notify list owners and they don't give a sh.t because most subscribers will never know about AWeber. I had to get angry emails from my readers first before I investigated and found the blog post. Not a beep from AWeber to me.
You're putting YOUR business reputation on the line when customers trust you with their email. Your subscribers think you sold their email address when they suddenly get spam. Happened to me and it's not funny!
Once - maybe a hacker just got a really lucky shot. Twice - there's seriously something wrong with your security!