Yes this is a major problem. Early in the life of a lot of websites you'll see user complaining about the use of auto-playing audio ads, or stupidly laggy flash

Yes this is a major problem. Early in the life of a lot of websites you'll see user complaining about the use of auto-playing audio ads, or stupidly laggy flash video ads. When the administrator has no clue whats being shown on their webpage. That in and of itself is a huge issue that ad companies are non-to-eager to address.