It could probably stand to be a bit smarter about what images it stretches, maybe a higher minimum size. As an example, macstories.net. The have links to podcast apps, on the non beta site there are four of these images all on one row, all the same size. Beta does this:
Another odd one is rockpapershotgun.com which have 24 pixel tall Share/Save and Email this links which briefly get blown up to max size in every post until the main post image is done loading.