“It is not worth it if it pushes away yidden from yiddishkeit.”
And it is so worth it when it’s mekarev Yidden. There’s an organization in E”Y which tries to take over the official Halacha shiur which non-religious kallos must take in the rabbanut and turn it into an incredible, beautiful experience for the kalla. They currently teach about 15% of the non-religious kallos in E”Y and have been mekarev thousands of young couples this way…