======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '190'
                                          'artist'  'Glenn Miller    Tim Steiner'
                                     'text_people'  ''
                                         'release'  "Big Ears - Fitzgerald's Manifesto"
                                           'title'  'My Melancholy Baby // Crying Baby'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
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 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '34'
                                      'tracktotal'  '35'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa;set-pl-mor'
                                             'bpm'  '145.9'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'COMM:iTunNORM:eng'                                 (' 000005BD 00000429 00001BA0 00005727 0002591F 0001B939 00005CD8 00004440 '
 '00026A29 0000E11A')
'COMM:iTunes_CDDB_IDs:eng'                          '35+F604417F459430F546C283FAAFB5BA7D+5984032'
'TALB' (Album/Movie/Show title)                     "Big Ears - Fitzgerald's Manifesto"
'TBPM' (BPM (beats per minute))                     '145.9'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-jb-jazz-lounge or exotica or bossa', 'set-pl-mor']
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'iTunes v4.9'
'TIT2' (Title/songname/content description)         'My Melancholy Baby // Crying Baby'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Glenn Miller    Tim Steiner'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '34/35'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.15 dB'
'TXXX:replaygain_track_peak'                        '0.512765'

========================== row from database ==========================
                                              'id'  1529925
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Tim Steiner - Big Ears - Fitzgerald_s Manifesto/34 Glenn Miller __ Tim Steiner.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  190
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa;set-pl-mor
                                        'filesize'  6091930
                                           'mtime'  1620536777
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Fitzgerald_s 34 __ prerock jb jazz lounge or exotica or bossa;set pl mor
                                      'tag_artist'  Glenn Miller    Tim Steiner
                                     'tag_release'  Big Ears - Fitzgerald's Manifesto
                                       'tag_title'  My Melancholy Baby // Crying Baby
                                             'bpm'  145.9
                                    'search_title'  'baby':3 'crying':4 'melancholy':2 'my':1
                                   'search_artist'  'glenn':1 'miller':2 'steiner':4 'tim':3
                                  'search_release'  'big':1 'ears':2 'fitzgerald':3 'fitzgeralds':5 'manifesto':6 's':4
                                     'search_rest'  '34':7 'bossa':12,14 'country':4 'exotica':2 'fitzgerald':5 'jazz':1 'jb':9 'lounge':10 'mor':17 'oldies':3 'or':11 'pl':16 'prerock':8 's':6 'set':13,15
                                    'search_combo'  '34':21 'baby':3A 'big':9C 'bossa':26,28 'country':18 'crying':4A 'ears':10C 'exotica':16 'fitzgerald':11C,19 'fitzgeralds':13C 'glenn':5B 'jazz':15 'jb':23 'lounge':24 'manifesto':14C 'melancholy':2A 'miller':6B 'mor':31 'my':1A 'oldies':17 'or':25 'pl':30 'prerock':22 's':12C,20 'set':27,29 'steiner':8B 'tim':7B
                                    'tag_tracknum'  34
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620536777.0997899  (2021-05-09 07:06:17)
                             'size'  6091930