======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '61'
                                          'artist'  'Holy Modal Rounders'
                                     'text_people'  ''
                                         'release'  'Eat the Moray Eels'
                                           'title'  'The Pledge'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-OLDST-2', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['folk', 'psychedelic folk', 'psychedelic', 'bluegrass', 'psych folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '12'
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-psychedelic'
                                             'bpm'  '142.2'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Eat the Moray Eels'
'TBPM' (BPM (beats per minute))                     '142.2'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-psychedelic'
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'The Pledge'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Holy Modal Rounders'
'TRCK' (Track number/Position in set)               '4/12'
'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'                                   ['folk', 'psychedelic folk', 'psychedelic', 'bluegrass', 'psych folk']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.32 dB'
'TXXX:replaygain_track_peak'                        '0.419495'

========================== row from database ==========================
                                              'id'  1377386
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Holy Modal Rounders/The Moray Eels Eat the Holy Modal Rounders/12_the pledge.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  61
                                           'genre'  ifs-songwriter-psychedelic
                                        'filesize'  3484609
                                           'mtime'  1637950181
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 12_the pledge ifs songwriter psychedelic
                                      'tag_artist'  Holy Modal Rounders
                                     'tag_release'  Eat the Moray Eels
                                       'tag_title'  The Pledge
                                             'bpm'  142.2
                                    'search_title'  'pledge':2 'the':1
                                   'search_artist'  'holy':1 'modal':2 'rounders':3
                                  'search_release'  'eat':1 'eels':4 'moray':3 'the':2
                                     'search_rest'  '00singer':1 '12':4 'eos':3 'ifs':7 'pledge':6 'psychedelic':8 'songwriter':2 'the':5
                                    'search_combo'  '00singer':10 '12':13 'eat':6C 'eels':9C 'eos':12 'holy':3B 'ifs':16 'modal':4B 'moray':8C 'pledge':2A,15 'psychedelic':17 'rounders':5B 'songwriter':11 'the':1A,7C,14
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['folk', 'psychedelic folk', 'psychedelic', 'bluegrass', 'psych folk']
                                        'tag_date'  1967
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637950181.4717724  (2021-11-26 19:09:41)
                             'size'  3484609