No - Google and Facebook will not go dark and SOPA will pass. The big internet companies such as Google and Facebook etc. will probably get some exception from

No - Google and Facebook will not go dark and SOPA will pass. The big internet companies such as Google and Facebook etc. will probably get some exception from SOPA (like they will not liable if they allow easy censoring tool for big production companies) and because of that they will be quiet. Look, paying few million to lobbyists to exempt you from some legalization is much more efficient - and in parallel you can kill competition like duckduckgo.com