======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '229'
                                          'artist'  'Nurse With Wound'
                                     'text_people'  ''
                                         'release'  'Three Minute Symphony'
                                           'title'  'Antacid Cocamotive 93 '
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['dark ambient', 'noise', 'industrial', 'avant garde', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '21'
                                      'tracktotal'  ''
                                            'date'  '1984'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '136.0'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Three Minute Symphony'
'TBPM' (BPM (beats per minute))                     '136.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '1984'
'TIT2' (Title/songname/content description)         'Antacid Cocamotive 93 '
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nurse With Wound'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '21'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['dark ambient', 'noise', 'industrial', 'avant garde', 'experimental']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.68 dB'
'TXXX:replaygain_track_peak'                        '0.702313'

========================== row from database ==========================
                                              'id'  1378394
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/David Jackman - Three Minute Symphony ~ 24 three minute selections (X Tract, 1984) [320k]/21 Nurse With Wound – Antacid Cocamotive 93.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  229
                                           'genre'  electronic
                                        'filesize'  9202838
                                           'mtime'  1636912382
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm David Jackman ~ 24 three minute selections (X Tract, 1984) [320k] 21 – electronic
                                      'tag_artist'  Nurse With Wound
                                     'tag_release'  Three Minute Symphony
                                       'tag_title'  Antacid Cocamotive 93 
                                             'bpm'  136.0
                                    'search_title'  '93':3 'antacid':1 'cocamotive':2
                                   'search_artist'  'nurse':1 'with':2 'wound':3
                                  'search_release'  'minute':2 'symphony':3 'three':1
                                     'search_rest'  '1984':11,12 '21':15 '24':3 '320k':13,14 'david':1 'electronic':16 'jackman':2 'minute':5 'selections':6 'three':4 'tract':9,10 'x':7,8
                                    'search_combo'  '1984':20,21 '21':24 '24':12 '320k':22,23 '93':3A 'antacid':1A 'cocamotive':2A 'david':10 'electronic':25 'jackman':11 'minute':8C,14 'nurse':4B 'selections':15 'symphony':9C 'three':7C,13 'tract':18,19 'with':5B 'wound':6B 'x':16,17
                                    'tag_tracknum'  21
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['dark ambient', 'noise', 'industrial', 'avant garde', 'experimental']
                                        'tag_date'  1984
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912382.3487008  (2021-11-14 18:53:02)
                             'size'  9202838