======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '110'
                                          'artist'  'Secret Mommy'
                                     'text_people'  ''
                                         'release'  'Babies That Hunt'
                                           'title'  'A Mammal Grows Up'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-UNU-4', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronica', 'glitch pop', 'glitch', 'idm', 'electronic', 'experimental']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-collage;electronic-experimental-glitch-calmer;electronic-unsorted;electronic-experimental-glitch'
                                             'bpm'  '140.6'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Babies That Hunt'
'TBPM' (BPM (beats per minute))                     '140.6'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-collage',
 'electronic-experimental-glitch-calmer',
 'electronic-unsorted',
 'electronic-unsorted',
 'electronic-experimental-glitch']
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'A Mammal Grows Up'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Secret Mommy'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '4'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'glitch pop', 'glitch', 'idm', 'electronic', 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.39 dB'
'TXXX:replaygain_track_peak'                        '0.521795'

========================== row from database ==========================
                                              'id'  650675
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/secret mommy - babies that hunt/secret mommy - babies that hunt - 03 - a mammal grows up.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  110
                                           'genre'  electronic-experimental-collage;electronic-experimental-glitch-calmer;electronic-unsorted;electronic-experimental-glitch
                                        'filesize'  2652691
                                           'mtime'  1623408377
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm secret mommy babies that hunt secret mommy babies that hunt 03 mammal grows up electronic experimental collage;electronic experimental glitch calmer;electronic unsorted;electronic experimental glitch
                                      'tag_artist'  Secret Mommy
                                     'tag_release'  Babies That Hunt
                                       'tag_title'  A Mammal Grows Up
                                             'bpm'  140.6
                                    'search_title'  'a':1 'grows':3 'mammal':2 'up':4
                                   'search_artist'  'mommy':2 'secret':1
                                  'search_release'  'babies':1 'hunt':3 'that':2
                                     'search_rest'  'babies':3 'calmer':16,18 'collage':11,13 'electronic':9,12,14,17,19,21,23 'experimental':10 'glitch':15 'grows':7 'hunt':5 'mammal':6 'mommy':2 'secret':1 'that':4 'unsorted':20,22 'up':8
                                    'search_combo'  'a':1A 'babies':7C,12 'calmer':25,27 'collage':20,22 'electronic':18,21,23,26,28,30,32 'experimental':19 'glitch':24 'grows':3A,16 'hunt':9C,14 'mammal':2A,15 'mommy':6B,11 'secret':5B,10 'that':8C,13 'unsorted':29,31 'up':4A,17
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-4', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'glitch pop', 'glitch', 'idm', 'electronic', 'experimental']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1623408376.8202472  (2021-06-11 12:46:16)
                             'size'  2652691