THEME: themeless but neat grid with triple gangs
GOOD ONES: Summers of old? ABACI
Massage target EGO
Sub group NAVY [note lack of hyphen]
BTW: It determines 28-Across: Abbr. +
Number based on 23-Across DOB + AGE [don't care for these circular clues; almost like no clues at all]
"Speak up" reactions EHS [Does this make sense to you? "Speak up" (quoted as dialogue) is what is
said when someone speaks too softly. The
reaction to "speak up" is a repeat, hopefully louder.]
Study of extraterrestrial life ASTROBIOLOGY [Can this be a real science? As we do not know of any life other than on our planet, how can one study what we don't know exists? Seems like studying the agriculture of the New World before Columbus discovered it. But if it is a "science" I hope I'm not paying for it.]
Employ
HIRE-ON [seems redundant to me, and sub-standard]
RATING:

Three grins = Loved it; Two grins = Enjoyed it; One grin = A bit bland for my taste; One teardrop = Not much fun