Yup, I did this a couple years ago when working on a javascript-based bookmarklet that would reformat the live hn site to look better on iPhones. One wrong semi

Yup, I did this a couple years ago when working on a javascript-based bookmarklet that would reformat the live hn site to look better on iPhones. One wrong semi colon and it was upvoting every story on the page. pg sent me a 'What are you doing?' type of email, to which I replied and all was well.