the way actively-managed funds are You have a large-cap, large and mid-cap, flexi-cap, multi-cap, mid-cap, small-cap, value fund
So, that is actually quite a mire for people to figure out It's a puzzle as compared to that, when you think of a Nifty fund, Sensex fund, BSE 500, they are self-explanatory It has greater predictability
Besides that, they are low-cost So, simplicity, cost and the complexity of the alternative makes it attractive