======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '155'
                                          'artist'  'The Hellers'
                                     'text_people'  ''
                                         'release'  'Singers, Talkers, Players, Swingers and Doers'
                                           'title'  'The Flight'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['365daysproject', 'lounge', '60s', 'moog', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '1968'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-early;mi-earlysynth-moog;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '84.2'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Singers, Talkers, Players, Swingers and Doers'
'TBPM' (BPM (beats per minute))                     '84.2'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-early',
 'mi-earlysynth-moog',
 'set-pl-shirleyspinoza',
 'set-pl-mor']
'TDRC' (Recording time)                             '1968'
'TENC' (Encoded by)                                 'Basic Hip Digital Oddio'
'TIT2' (Title/songname/content description)         'The Flight'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Hellers'
'TPE2' (Band/orchestra/accompaniment)               'The Hellers'
'TRCK' (Track number/Position in set)               '06'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['365daysproject', 'lounge', '60s', 'moog', 'pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.48 dB'
'TXXX:replaygain_track_peak'                        '0.734207'

========================== row from database ==========================
                                              'id'  731219
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The Hellers - Singers, Talkers, Players, Swingers & Doers (Command, 1968) [320k]/06. The Flight.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  155
                                           'genre'  electronic-experimental-early;mi-earlysynth-moog;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  6210000
                                           'mtime'  1637329239
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm & (Command, 1968) [320k] 06. electronic experimental early;mi earlysynth moog;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  The Hellers
                                     'tag_release'  Singers, Talkers, Players, Swingers and Doers
                                       'tag_title'  The Flight
                                             'bpm'  84.2
                                    'search_title'  'flight':2 'the':1
                                   'search_artist'  'hellers':2 'the':1
                                  'search_release'  'and':8 'doers':9 'players':5,6 'singers':1,2 'swingers':7 'talkers':3,4
                                     'search_rest'  '06':7,8 '1968':3,4 '320k':5,6 'command':1,2 'early':11,13 'earlysynth':15 'electronic':9 'experimental':10 'mi':12,14 'moog':16,18 'mor':25 'pl':20 'set':17,19,22,24 'shirleyspinoza':21,23
                                    'search_combo'  '06':20,21 '1968':16,17 '320k':18,19 'and':12C 'command':14,15 'doers':13C 'early':24,26 'earlysynth':28 'electronic':22 'experimental':23 'flight':2A 'hellers':4B 'mi':25,27 'moog':29,31 'mor':38 'pl':33 'players':9C,10C 'set':30,32,35,37 'shirleyspinoza':34,36 'singers':5C,6C 'swingers':11C 'talkers':7C,8C 'the':1A,3B
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['365daysproject', 'lounge', '60s', 'moog', 'pop']
                                        'tag_date'  1968
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637329239.3798718  (2021-11-19 14:40:39)
                             'size'  6210000