======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '279'
                                          'artist'  'Gomez'
                                     'text_people'  'Ball/Blackburn/Gray/Ottewell/Peacock'
                                         'release'  'Liquid Skin'
                                           'title'  'Fill My Cup'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'british', 'indie rock', 'rock']"
                                     'discogstags'  "['rock', 'blues rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '11'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '117.5'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 0000120F 00000467 0000D4B3 00004F4B 0001C9DB 0001C9C1 00008478 00008588 '
 '0003D1A7 0003B358')
'COMM:iTunes_CDDB_IDs:eng'                          '11+36507229FC042D76DBD7321B34E53968+819614'
'TALB' (Album/Movie/Show title)                     'Liquid Skin'
'TBPM' (BPM (beats per minute))                     '117.5'
'TCOM' (Composer)                                   'Ball/Blackburn/Gray/Ottewell/Peacock'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2001'
'TENC' (Encoded by)                                 'iTunes v4.5.0.31'
'TIT2' (Title/songname/content description)         'Fill My Cup'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Gomez'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '7/11'
'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'                                  ['rock', 'blues rock', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'british', 'indie rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.67 dB'
'TXXX:replaygain_track_peak'                        '0.470275'

========================== row from database ==========================
                                              'id'  1375084
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Gomez - Liquid Skin/07 Fill My Cup.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  279
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  5588262
                                           'mtime'  1621697239
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 07 ifs songwriter indie rock
                                      'tag_artist'  Gomez
                                     'tag_release'  Liquid Skin
                                       'tag_title'  Fill My Cup
                                             'bpm'  117.5
                                    'search_title'  'cup':3 'fill':1 'my':2
                                   'search_artist'  'gomez':1
                                  'search_release'  'liquid':1 'skin':2
                                     'search_rest'  '00poprockelectronic':1 'ifs':4 'indie':6 'indierock':3 'poprock':2 'rock':7 'songwriter':5
                                    'search_combo'  '00poprockelectronic':7 'cup':3A 'fill':1A 'gomez':4B 'ifs':10 'indie':12 'indierock':9 'liquid':5C 'my':2A 'poprock':8 'rock':13 'skin':6C 'songwriter':11
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'british', 'indie rock', 'rock']
                                        'tag_date'  2001
                                     'discogstags'  ['rock', 'blues rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1621697238.5798774  (2021-05-22 17:27:18)
                             'size'  5588262