Sure, abstracts are a good thing and we do want such compressed information about the article - however, recompressing a 'compressed' abstract from 300 words to

Sure, abstracts are a good thing and we do want such compressed information about the article - however, recompressing a 'compressed' abstract from 300 words to 200 words or from 200 words to 300 words (which is usually mandatory if resubmitting elsewhere) is time consuming, lossy, and doesn't add value.