My main concern regarding the new Google+ is how slow and resource consuming it is. Using Firefox 21 on OSX, scrolling is just a continuous pain, and my browser

My main concern regarding the new Google+ is how slow and resource consuming it is. Using Firefox 21 on OSX, scrolling is just a continuous pain, and my browser hangs up quite often with the Rainbow Wheel of Death. Switching to the single column layout gets things better, but still, far from being a slick experience. Regarding the design, they gave the ability to switch back to a single column layout. Still people complain about the new design, just switch back if you don't like it.