Advani's contribution is grooming next gen leadership in party. Arun Jaitley, Arun Shourie, Modi to name few.
It is easy to put somebody's sons into higher posts if that is only qualification. Never good for country. Wehter it is center or states congress is full of candidates who got tickets only due to their names. From TOP to bottom.
Now ask this Q. What is MMS's contributions? He is turning clock back.
What is Sonia's contribution? What is Rahul's Contribution?
If you check history congress is never for meritocracy or democracy.