If you hover over the image on XKCD's site it reads:
There's always the hope that if you sit and watch for long enough, the beachball will vanish and the thing it interrupted will return.
The comic is called 'Eternal Flame'
I'm a Senior Editor here at BuzzFeed. I'll graduate any day now.
Contact Jack Moore at email@example.com.
Got a confidential tip? Submit it here.