======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '196'
                                          'artist'  'Worm Is Green'
                                     'text_people'  'Worm Is Green'
                                         'release'  'Automagic'
                                           'title'  'The Robot Has Got the Blues'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronica', 'idm', 'icelandic', 'electronic', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '13'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '137.2'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunes_CDDB_IDs:eng'                          '13+D28EEF0B0534088F9A9F5836B387F5B0+3169286'
'TALB' (Album/Movie/Show title)                     'Automagic'
'TBPM' (BPM (beats per minute))                     '137.2'
'TCMP'                                              '1'
'TCOM' (Composer)                                   'Worm Is Green'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient'
'TDRC' (Recording time)                             '2003'
'TENC' (Encoded by)                                 'iTunes v6.0.4'
'TIT2' (Title/songname/content description)         'The Robot Has Got the Blues'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Worm Is Green'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '2/13'
'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'
'TXXX:lastfmtags'                                   ['electronica', 'idm', 'icelandic', 'electronic', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'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'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.41 dB'
'TXXX:replaygain_track_peak'                        '0.612276'

========================== row from database ==========================
                                              'id'  1306441
                                            'path'  /data/Music/Bulk/00poprockelectronic/00ambient/Worm is Green/Automagic/02 - the robot has got the blues.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  196
                                           'genre'  electronic-ambient
                                        'filesize'  7848382
                                           'mtime'  1636910878
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00ambient is 02 robot has got blues electronic ambient
                                      'tag_artist'  Worm Is Green
                                     'tag_release'  Automagic
                                       'tag_title'  The Robot Has Got the Blues
                                             'bpm'  137.2
                                    'search_title'  'blues':5 'got':4 'has':3 'robot':2 'the':1
                                   'search_artist'  'green':3 'is':2 'worm':1
                                  'search_release'  'automagic':1
                                     'search_rest'  '00ambient':2 '00poprockelectronic':1 'ambient':9 'blues':7 'electronic':8 'got':6 'has':5 'is':3 'robot':4
                                    'search_combo'  '00ambient':11 '00poprockelectronic':10 'ambient':18 'automagic':9C 'blues':5A,16 'electronic':17 'got':4A,15 'green':8B 'has':3A,14 'is':7B,12 'robot':2A,13 'the':1A 'worm':6B
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  7A
                                           '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-2', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'idm', 'icelandic', 'electronic', 'ambient']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636910877.769406  (2021-11-14 18:27:57)
                             'size'  7848382