Pixel fonts seems to be back "in-trend" these days among site owners. Although it is small, but it looks nice, especially for small graphics like avatars and link buttons, and for a larger graphic, it is suitable to be used to credit the resources you have on your edits. Certain site owners use pixel or bitmap fonts in their link and sidebar section. Although it looks small, but if you use it sparingly, say, to list your affiliates, it can make your site look neat. There are a few nice pixel fonts which you can download from various sites, which is suitable to be used in your page, as well as your graphics.