======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '200'
                                          'artist'  'Francis Lay'
                                     'text_people'  ''
                                         'release'  'CBS Top 100 2006 Edition'
                                           'title'  'Lai De NY City - 57'
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['soundtrack', 'french', 'instrumental', 'all', 'piano']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '66'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '100.207'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'CBS Top 100 2006 Edition'
'TBPM' (BPM (beats per minute))                     '100.207'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Lai De NY City - 57'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Francis Lay'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '66'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soundtrack', 'french', 'instrumental', 'all', 'piano']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.27 dB'
'TXXX:replaygain_track_peak'                        '0.718322'

========================== row from database ==========================
                                              'id'  1416944
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00disco-italo/CBS TOP 100 2006/066 - Francis Lay - Lai De NY City - 57.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  200
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  4023166
                                           'mtime'  1620608532
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00disco italo TOP 066 electronic we disco or italo
                                      'tag_artist'  Francis Lay
                                     'tag_release'  CBS Top 100 2006 Edition
                                       'tag_title'  Lai De NY City - 57
                                             'bpm'  100.207
                                    'search_title'  '57':5 'city':4 'de':2 'lai':1 'ny':3
                                   'search_artist'  'francis':1 'lay':2
                                  'search_release'  '100':3 '2006':4 'cbs':1 'edition':5 'top':2
                                     'search_rest'  '00disco':4 '00poprockelectronic':1 'disco':3 'electronic':7 'italo':5 'or':9 'top':6 'waves':2 'we':8
                                    'search_combo'  '00disco':16 '00poprockelectronic':13 '100':10C '2006':11C '57':5A 'cbs':8C 'city':4A 'de':2A 'disco':15 'edition':12C 'electronic':19 'francis':6B 'italo':17 'lai':1A 'lay':7B 'ny':3A 'or':21 'top':9C,18 'waves':14 'we':20
                                    'tag_tracknum'  66
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-4', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['soundtrack', 'french', 'instrumental', 'all', 'piano']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620608532.1552854  (2021-05-10 03:02:12)
                             'size'  4023166