======================== unified (from filesystem) ========================
                                         'bitrate'  '197.825'
                                        'duration'  '280'
                                          'artist'  'The Decemberists'
                                     'text_people'  ''
                                         'release'  'Picaresque'
                                           'title'  'The Sporting Life'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', '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-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'indie folk', 'folk', 'indie rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '106.5'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 0000047B 00000444 000019C3 0000219D 0002EB72 00026DBC 00004CDC 00004C49 '
 '0000C300 0002FFF5')
'COMM:iTunes_CDDB_1:eng'                            '960C8E0B+241222+11+150+23391+37360+51864+72899+104733+121544+143643+162931+190410+230003'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '4'
'TALB' (Album/Movie/Show title)                     'Picaresque'
'TBPM' (BPM (beats per minute))                     '106.5'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'iTunes v4.7'
'TIT2' (Title/songname/content description)         'The Sporting Life'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Decemberists'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'indie folk', 'folk', 'indie rock']
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.78 dB'
'TXXX:replaygain_track_peak'                        '0.462506'

========================== row from database ==========================
                                              'id'  1312303
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Decemberists/Picaresque/04 the sporting life.mp3
                                         'working'  None
                                         'bitrate'  197
                                    'duration_sec'  280
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  5573548
                                           'mtime'  1636402036
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 04 the sporting life ifs songwriter indie unsorted
                                      'tag_artist'  The Decemberists
                                     'tag_release'  Picaresque
                                       'tag_title'  The Sporting Life
                                             'bpm'  106.5
                                    'search_title'  'life':3 'sporting':2 'the':1
                                   'search_artist'  'decemberists':2 'the':1
                                  'search_release'  'picaresque':1
                                     'search_rest'  '00poprockelectronic':1 'ifs':5 'indie':7 'life':4 'songwriter':6 'sporting':3 'the':2 'unsorted':8
                                    'search_combo'  '00poprockelectronic':7 'decemberists':5B 'ifs':11 'indie':13 'life':3A,10 'picaresque':6C 'songwriter':12 'sporting':2A,9 'the':1A,4B,8 'unsorted':14
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'indie folk', 'folk', 'indie rock']
                                        'tag_date'  2005
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1636402035.9242914  (2021-11-08 21:07:15)
                             'size'  5573548