======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '417'
                                          'artist'  'Mogwai'
                                     'text_people'  ''
                                         'release'  'Rock Action'
                                           'title'  'Take Me Somewhere Nice'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-4', "
 "'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['instrumental', 'indie', 'alternative', 'post rock']"
                                     'discogstags'  "['rock', 'instrumental', 'abstract', 'post rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '126.095'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Rock Action'
'TBPM' (BPM (beats per minute))                     '126.095'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Take Me Somewhere Nice'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Mogwai'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'instrumental', 'abstract', 'post rock']
'TXXX:lastfmtags'                                   ['instrumental', 'indie', 'alternative', 'post rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.60 dB'
'TXXX:replaygain_track_peak'                        '0.510581'

========================== row from database ==========================
                                              'id'  1324323
                                            'path'  /data/Music/Bulk/00poprockelectronic/Mogwai/Mogwai__MBZ;#Mogwai;#Rock Action;#02;#Take Me Somewhere Nice.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  417
                                           'genre'  
                                        'filesize'  8345167
                                           'mtime'  1652397907
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Mogwai__MBZ;#Mogwai;#Rock Action;#02;#Take
                                      'tag_artist'  Mogwai
                                     'tag_release'  Rock Action
                                       'tag_title'  Take Me Somewhere Nice
                                             'bpm'  126.095
                                    'search_title'  'me':2 'nice':4 'somewhere':3 'take':1
                                   'search_artist'  'mogwai':1
                                  'search_release'  'action':2 'rock':1
                                     'search_rest'  '00poprockelectronic':1 '02':11,14 'action':10,13 'mbz':3,7 'mogwai':2,4,6,8 'rock':5,9 'take':12,15
                                    'search_combo'  '00poprockelectronic':8 '02':18,21 'action':7C,17,20 'mbz':10,14 'me':2A 'mogwai':5B,9,11,13,15 'nice':4A 'rock':6C,12,16 'somewhere':3A 'take':1A,19,22
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-4', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['instrumental', 'indie', 'alternative', 'post rock']
                                        'tag_date'  2001
                                     'discogstags'  ['rock', 'instrumental', 'abstract', 'post rock']

============================== file details ==============================
                                           'mtime'  1652397907.2690141  (2022-05-13 01:25:07)
                             'size'  8345167