Solution to 27A has been deliberately left unsolved and is to be answered only by a non-regular / novice commenter, with proper annotation. Those who have answered earlier in the week, please give others a chance.
Open for anyone to solve, if not solved by 1 PM.
Congrats on the 150th Crossword Hypatia
ACROSS
7 One in long run even marks time for milestone (11) ACHIEVEMENT {ACH{1}E}{EVEN+M}*{T}
8 Niche engagement for a musician from East or West (3) GIG <=>
10 Expected fellow from back row (4) FEUD {DUE}{F}<=
11 He's finally hugged by good-natured relative (5) NIECE {NI{hE}CE}
12 Unlimited hunting expedition at a distance (4) AFAR sAFARi
13 Nun performing in friary's extremely amusing (5) FUNNY {Fri{NUN*}arY}
15 Doctor Desai is following close to get reassured (9) SATISFIED {DESAI+IS+Fo...g+geT}*
16 Restricts Hegde's blunders (6) HEDGES*
18 Eurasian animal's eaten stones, per Spooner (3,3) RED FOX (~fed rocks to red fox)
23 Any league team essentially requires leaders to change (5) ALTER Acrostic
26 Defile eager song recalled frequently (5) GORGE {EaGeR+sOnG}<=
27 From auditor's notices giving positive responses (4) A?E? (Addendum AYES (~eyes) - See comments)
28 Inferior group saving name (3) BAD BAnD
29 Fidelity starts to reassess every obligation (11) RELIABILITY {Re...s}{Ev..y}{LIABILITY}
DOWN
1 Time in seconds that man had to crack cryptic clue (8) SCHEDULE {S}{C{HE'D}ULE*}
2 Yen, ultimately hedged by reversing bleak judgement (4) MIND {yeN} in {DIM<=}
3 Tournament uniform's a bit tacky (5) EVENT {EVEN}{Ta..y}
4 Harry accepted some introducing most evil primitive beings (7) AMOEBAS {A+SOME}* over {BAd}
5 Central printer I originally unpacked (8) INTERIOR [T]
6 Robber chasing irrational judge (6) PIRATE {PI}{RATE}
17 Secretly trafficked note taken for money held closely (8) SNUGGLED S(-m+n)NUGGLED
19 Wants their help to regularly set up work in theatre (8) OPERETTA {wAnTs+ThEiR+hElP+tO}<=
20 Oriental rug hustled in cycles (7) DHURRIE (+d)DHURRIE(-d)
24 Drunk stranger dropped sherbet seasonings (5) HERBS SHERBet*
27 Skillful personnel badly brought up (4) ABLE [T<=]
Reference List
Marks = M, Time = T, Fellow = F, Following = F, Base = E, Victory = V, Current = I, European = E, Name = N, Seconds = S, Irrational = PI, Note = N, Money = M, Stranger = ET



