He can use Google AdWords, they're non-untrusive text ads.
Most people seem to be okay with them, its the big blinking colorful distracting flash ads with sounds and animations that people really hate.
Problem I and many others are not OK with anything Google.
Very good article, opensource vs privative drivers comparative in all brands its really neccesary for all users on linux
But i suggest if you have test wine in all brands used in opensource vs privative drivers comparative is really neccesary and could give users some information about actual wine state in different brands hardware (AMD/INTEL/NVIDIA)