This has been requested numerous times. There is also a thread linked at the bottom of the site called Feature Requests (http://news.ycombinator.com/item?id=363

This has been requested numerous times. There is also a thread linked at the bottom of the site called Feature Requests (http://news.ycombinator.com/item?id=363 http://news.ycombinator.com/item?id=363). That is the appropriate place for these types of requests. I agree that the arrows should be larger. I fat-finger accidental up- and down-votes all the time on my Droid.