======================== unified (from filesystem) ========================
                                         'bitrate'  '103.362'
                                        'duration'  '245'
                                          'artist'  'Ry Cooder, Manuel Galbán'
                                     'text_people'  ''
                                         'release'  'Dimitri - Exotic Soulful & Reggae'
                                           'title'  'Bolero Sonambulo'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-3', 'Q-SYN-2', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-3', 'q-other-2', 'q-piano-2', 'q-vocals-1', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['latin', 'jazz', 'world', 'guitar', 'singer-songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-style-latin'
                                             'bpm'  '141.9'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - Exotic Soulful & Reggae'
'TBPM' (BPM (beats per minute))                     '141.9'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-latin'
'TIT2' (Title/songname/content description)         'Bolero Sonambulo'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ry Cooder, Manuel Galbán'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf58.45.100'
'TXXX:Q-BUSY'                                       '2'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['latin', 'jazz', 'world', 'guitar', 'singer-songwriter']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.86 dB'
'TXXX:replaygain_track_peak'                        '0.625270'
'TXXX:youtube'                                      ' PERRO VERDE \u200eLP 7559-II29SS6STqg'

========================== row from database ==========================
                                              'id'  1477479
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/ExoticSoulfulReggae/Ry Cooder, Manuel Galbán - Bolero Sonambulo - PERRO VERDE ‎LP 7559-II29SS6STqg.mp3
                                         'working'  None
                                         'bitrate'  103
                                    'duration_sec'  245
                                           'genre'  loc-style-latin
                                        'filesize'  3171359
                                           'mtime'  1620520768
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm ExoticSoulfulReggae PERRO VERDE ‎LP 7559 II29SS6STqg loc style latin
                                      'tag_artist'  Ry Cooder, Manuel Galbán
                                     'tag_release'  Dimitri - Exotic Soulful & Reggae
                                       'tag_title'  Bolero Sonambulo
                                             'bpm'  141.9
                                    'search_title'  'bolero':1 'sonambulo':2
                                   'search_artist'  'cooder':2,3 'galban':5,6 'manuel':4 'ry':1
                                  'search_release'  'dimitri':1 'exotic':2 'reggae':4 'soulful':3
                                     'search_rest'  '7559':5 'exotic':10 'exoticsoulfulreggae':1 'ii29ss6stqg':6 'latin':9 'loc':7 'lp':4 'perro':2 'reggae':12 'soulful':11 'style':8 'verde':3
                                    'search_combo'  '7559':17 'bolero':1A 'cooder':4B,5B 'dimitri':9C 'exotic':10C,22 'exoticsoulfulreggae':13 'galban':7B,8B 'ii29ss6stqg':18 'latin':21 'loc':19 'lp':16 'manuel':6B 'perro':14 'reggae':12C,24 'ry':3B 'sonambulo':2A 'soulful':11C,23 'style':20 'verde':15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-2', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-2', 'Q-CHART-2', 'q-drums-3', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-2', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['latin', 'jazz', 'world', 'guitar', 'singer-songwriter']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620520767.5240464  (2021-05-09 02:39:27)
                             'size'  3171359