When you play in Google's sandbox, you have to play by their rules. One of the biggest complaints I get from clients is the suggestions at the end of the video are either not relevant or worse, they are competitive videos. Here's an easy way to prevent your embedded videos from showing suggested videos at the end.
No, this isn't an argument for or against HTML5 or Flash. Depending on which side of the fence you're sitting, that argument is over. HTML5 wins. Technical superiority is not what the discussion is about either. All you need to know as a small business is that Flash is out! In case you didn't realize it, it could already be affecting you.