On the one hand it's never been a better time to be a front end dev, and on the other it's absolutely crazy how fast front end technology is progressing the last couple years. I just caught on to Foundation 4 in the last 4 months or so, and now here's a new release that's way more evolved. Amazing.
Thanks to the Zurb team! I'll definitely be ripping off lots of ideas for my company's tortoise-speed Drupal sites.