The bipartisan press briefing just confirmed what swim, JJ GLO said about that clause.
Juan arrives illegally June 29th
Jose arrives illegally June 31st
Jose gets deported first, then Juan.
priorities in order
A) have been convicted of-
(i) a felony;
(ii) a significant misdemeanor; or
(iii) 3 or more misdemeanor offenses;
(B) pose a threat to national security or public safety; or
(C)(i) are unlawfully present in the United States; and
(ii) arrived in the United States after June 30, 2018
(F) everyone else illegally here