Comebacks are important, there's no arguing that.
On the other hand, pressuring newbies to abandon openers in favour of improv was a bad idea from the get-go. The more complex openers have some underlying mechanisms which, once understood , can differentiate the "pros" from the common player further down the road. Making them "uncool" might have discouraged some from actually making their game better this way.

Also, the question in the poll isn't a yes/no question.