======================== unified (from filesystem) ========================
                                         'bitrate'  '205.299'
                                        'duration'  '234'
                                          'artist'  'Bibio'
                                     'text_people'  ''
                                         'release'  'Ambivalence Avenue'
                                           'title'  'Sugarette'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['folktronica', 'electronic', 'folk', 'experimental', 'ambient']"
                                     'discogstags'  ("['electronic', 'rock', 'folk rock', 'disco', 'idm', 'hip hop', 'ambient', "
 "'experimental']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-eos'
                                             'bpm'  '95.035'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Ambivalence Avenue'
'TBPM' (BPM (beats per minute))                     '95.035'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-eos'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Sugarette'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bibio'
'TRCK' (Track number/Position in set)               '6'
'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:discogstags'                                  ['electronic',
 'rock',
 'folk rock',
 'disco',
 'idm',
 'hip hop',
 'ambient',
 'experimental']
'TXXX:lastfmtags'                                   ['folktronica', 'electronic', 'folk', 'experimental', 'ambient']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.01 dB'
'TXXX:replaygain_track_peak'                        '0.406308'

========================== row from database ==========================
                                              'id'  253556
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Bibio/06-bibio-sugarette.mp3
                                         'working'  None
                                         'bitrate'  205
                                    'duration_sec'  234
                                           'genre'  ifs-songwriter-eos
                                        'filesize'  6019055
                                           'mtime'  1620645020
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 06 bibio sugarette ifs songwriter eos
                                      'tag_artist'  Bibio
                                     'tag_release'  Ambivalence Avenue
                                       'tag_title'  Sugarette
                                             'bpm'  95.035
                                    'search_title'  'sugarette':1
                                   'search_artist'  'bibio':1
                                  'search_release'  'ambivalence':1 'avenue':2
                                     'search_rest'  '00singer':1 'bibio':4 'eos':3 'ifs':6 'songwriter':2 'sugarette':5
                                    'search_combo'  '00singer':5 'ambivalence':3C 'avenue':4C 'bibio':2B,8 'eos':7 'ifs':10 'songwriter':6 'sugarette':1A,9
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['folktronica', 'electronic', 'folk', 'experimental', 'ambient']
                                        'tag_date'  2009
                                     'discogstags'  ['electronic', 'rock', 'folk rock', 'disco', 'idm', 'hip hop', 'ambient', 'experimental']

============================== file details ==============================
                                           'mtime'  1620645019.9596865  (2021-05-10 13:10:19)
                             'size'  6019055