rder and conducted a vast "selling job" seeking class opt-outs in "[s]ecrecy and haste" during "the district judge's vacation"); see also Burrow v. Sybaris Clubs Intl Inc., No. 13 C 2342, 2014 U.S. Dist. LEXIS 148576, 2014 WL 5310525, at *4-5 (N.D. III. Oct 17, 2014) (summarizing many of the same cases and concluding t