What do you think will benefit it?
Most likely if the whole industry, or leading firms will accept and work with bitcoin, then the government will have nowhere to go, as soon as it is accepted as it is. Therefore, we may wait for it.
As you are talking about that if government allow bitcoin and accepted as a payment method they will become even more powerful look at the bitcoin market and look at the government market. People are demanding from government in which government always fail while demanding from bitcoin. Bitcoin always become success to fulfill there demands.