Some of the Gedolim agree to paying lip service to “quotas” which are tacitly understood to be filled mainly by shababniks, OTD, Chardakim, etc. who “are anyway being mechalel Shabbos and doing issurei kares”… (It is known in the Chareidi world who said that.) Others disagree even with that. There is a difference between “not learning” and “mechalel Shabbos” (“Issurei kares” means having a GF if you didn’t understand.)
It’s hardly a secret that was said by HaGaon HaRav Ahron Leib Shteinman. It was widely and publicly reported at the time:
Recently Released Letter By Maran HaRav SHteinman To Hagon HaRav Don Segal Regarding Nachal Charedi