there seems to be a lot of lack of clarity regarding the whole legal scenario. it would be good if someone clarified this once and for all (all the possible outcomes of using bit coins and their likelihood).
And who better to do this than the government?

This FAQ has raised more questions than it answered.
laws here being retrospective or not is a general question that is not quite specific to bticoins.

Nope, that is not the question which has been raised.
There are multiple others, relating to bitcoins in specific.
The government will look into it / issue clarifications, once bitcoin becomes widespread.