This was bound to happen, they where just waiting for the right amount of money. It will be interesting to see what they say about this news :) Probebly "no comment".
> Whitelisting is free for all small and medium-sized websites and blogs. However, managing this list requires significant effort on our side and this task cannot be completely taken over by volunteers as it happens with common filter lists.
https://adblockplus.org/en/about#monetization
$30M surely is a lot of money for managing the "acceptable ads" list...
Wow, if this is true, ad block plus definitely screwed a lot of people over :( I'm uninstalling it from all browsers today and looking for a good unbiased alternative.