This one's hard but hopefully not frustratingly so ... 2 grid-spanners from well-known, devastatingly powerful poems, lots of Greek mythology, a great neologism from crossword fave Brian Eno (12A), and a clue I won't apologize for, no matter how much I should (26A)
Jeff Linder
JeffsPuzzles.com
PuffinlessTravel.com
It-Could-Be-Verse.com
Word coined by crossword fave Brian Eno to describe the collective intelligence of a group of highly creative people
14A
Mexican salamander with a name that's fun to say
16A
Silk fabric in the lyric "There's oil in the puddles in ___ patterns/That run down the drain/In colored arrangements" (Joni Mitchell, "Michael from Mountains")
17A
Ups one's game (with "the occasion")
18A
"What happens to a dream deferred//Does it dry up like ____" (Langston Hughes, "Harlem," later used as the title of a famous Lorraine Hansberry play)
20A
Performer that's one letter off from something shared on the Internet
21A
Tool for people who believe in lawn order?
22A
Jenny ___, singer known as the "Swedish Nightingale"
23A
Civ pro students
25A
Practice where grown-ups imitate dogs, cats, and pigeons while being told how to breathe
26A
"An Olympic ___ist just moved next door to me." "Tell me more, Mr. Frost - do good fencers make good neighbors?"
27A
More like Eeyore
29A
Like some spectacles
31A
Ancient Greek goddess of dawn and Canon SLRs (Ancient Greek Clue (AGC) #1)
33A
AQI monitor
34A
It's used with paper and sometimes jams
38A
Tap
43A
Expression meant to ape a lion
44A
Cowardly Lion portrayer
46A
Trap, or part of a trap set
47A
Give ___ (care)
48A
___ equity
50A
Likely abode for most members of the London Symphony Orchestra, ironically
51A
"Do I _____?/I shall wear white flannel trousers, and walk upon the beach ..." (T.S. Eliot, The Love Song of J. Alfred Prufrock)
54A
Flip, reassuring response to "Are you OK?"
55A
"Not ___" (i.e., "Clearly you have no idea")
56A
Stops or storms
57A
Divans with backs and arms
58A
Gabi Wilson, professionally
59A
MD workplaces
60A
Indian crepes, basically
Verticali
1D
Instrument dating back more than 12,000 years
2D
Smeared
3D
It covers all the bases
4D
You might pull them in a car
5D
Term coined by Robert A. Heinlein in his story "Universe" to refer to crew members on a "generational spaceship" who are born with variant physical forms
6D
Hall of fame?
7D
You might pull onto them in a car
8D
Have a bagel, maybe
9D
"Did you hear" types
10D
Harmonizes
11D
Concrete ___ or 4 Non ___s
12D
John who played Jesse in "Full House"
13D
Olivia's "Grease" character
15D
Artist/retired actress Sobieski ("Eyes Wide Shut," "The Glass House")
19D
Marty Feldman's character in "Young Frankenstein"
24D
Ooze
28D
Turns a trick?
30D
To run them you have to lose them
32D
Nori and kombu, e.g.
34D
Brand "nobody doesn't like"
35D
One showing off a new dress, perhaps
36D
Van Cleef & ___ (French jewelry company)
37D
AGC#2: Mother of the Olympian gods/godesses, whose namesake is married to Danny DeVito
39D
Colonizes, in a way
40D
AGC#3: Statue created by Pygmalion of Crete, which subsequently came to life; the story is a basis for "My Fair Lady" as well as Richard Powers's novel "___ 2.2")
41D
AGC#4: Spokespeople for the gods
42D
AGC#5: Titan goddess of water (and sister of 37 Down; her name has been given to an ancient ocean between the super-continents Gondwana and Laurasia)
43D
Daikon, e.g.
45D
Speed limits, e.g.
49D
Like a paycheck or (sometimes) patience
52D
Fatigue
53D
Argentina's national game, which used to involve gauchos and a duck (since replaced by a ball), as evidenced by its name