>>>>>UPDATE. I re-started. It still seems to visually refresh :( In particular, my gmail.com is visually refreshing. I think I also recently installed latest Silverlight, but I'm not 100% certain.
>>>
>>>7.0.517.44 - it says up to date.
>>
>>Try this one
>>(edit - sent old link first)
>>hhttp://www.google.com/chrome/eula.html?extra=devchannel
>>Ver 9.0.570.0 beta
>
>I updated it, but the flickering it still there and it's almost hard to bear :(
>
>I'm wondering, may be it's a virus? Two sites flicker a lot - MSDN and gmail. The rest seems to be OK.

Strange - I don't see that problem. Do you have any plugins enabled maybe?