Forum Moderators: travelin cat
The refresh button is not missing, it's just no longer a button. It is now part of the address bar window, at the very right end.
It's slightly different in OS X because the window OS functions aren't as separated from the app as they are in Windows.
One real good thing is you can pin your favorite sites down. Chrome moves them around on you. and I also like you can choose between many or a few sites on display.
Chrome is a lot faster at brining the site up.