It wasn't the day yesterday to create protest and ruckus. But no doubt those days will come in the future. Few things though:
1) I think bilawal will not want to be seen as a rabble rouser and agitator. And to be fair, PPP have got a reputation of following democratic norms more then PMLN. Bilawal will want to build a reputation as a sombre leader, to increase his chances for next time.
2) PMLN are missing thier "screamers" in NA - only Kh asif is there....I don't see Ahsan Iqbal type causing much issues. Even Shahbaz cannot hold an arguement for more then a couple of mins.
I don't expect oppistion to be as much of a problem as certain commentators (mainly on Geo) are making it out to be