Panic stricken? Insecure? Indifferent?
I'd probably run around in circles at first wringing my hands until the shock set in, then I'd sit there with the 1000 yard stare distractedly answering anyone who talked to me 
It was the soap opera thread that made me wonder whether anyone would be a bit relieved the temptation had been taken away so they could break their cycle of abuse.
Can't resist coming on MN but it winds you up?
I see that quite often on AIBU, posters getting really angry because of this or that but are unable to tear themselves away.
It's easier said than done to say turn it off or it's only the internet, when clearly it's more than that for some.
So how would you react?