======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '257'
                                          'artist'  'Adele'
                                     'text_people'  ''
                                         'release'  'Rolling in the Deep EP'
                                           'title'  'Rolling in the Deep (Jamie xx shuffle)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', 'Q-UNU-1', "
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                                      'lastfmtags'  "['indie', 'female vocalists', 'soul', 'british', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '139.851'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Rolling in the Deep EP'
'TBPM' (BPM (beats per minute))                     '139.851'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         'Rolling in the Deep (Jamie xx shuffle)'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Adele'
'TPE2' (Band/orchestra/accompaniment)               'Adele'
'TPUB' (Publisher)                                  'XL'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['indie', 'female vocalists', 'soul', 'british', 'singer songwriter']
'TXXX:q-bass'                                       '4'
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'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.78 dB'
'TXXX:replaygain_track_peak'                        '0.417306'

========================== row from database ==========================
                                              'id'  766784
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Adele - ROLLING IN THE DEEP (Jamie xx shuffle).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  257
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  10352667
                                           'mtime'  1620586679
                                   'redo_metaread'  0
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                                      'tag_artist'  Adele
                                     'tag_release'  Rolling in the Deep EP
                                       'tag_title'  Rolling in the Deep (Jamie xx shuffle)
                                             'bpm'  139.851
                                    'search_title'  'deep':4 'in':2 'jamie':5,6 'rolling':1 'shuffle':8,9 'the':3 'xx':7
                                   'search_artist'  'adele':1
                                  'search_release'  'deep':4 'ep':5 'in':2 'rolling':1 'the':3
                                     'search_rest'  'deep':8 'hip':9 'hiphop':1 'hop':10 'in':6 'or':11 'rap':2 'rnb':3 'rolling':5 'the':7 'turntablism':4
                                    'search_combo'  'adele':10B 'deep':4A,14C,23 'ep':15C 'hip':24 'hiphop':16 'hop':25 'in':2A,12C,21 'jamie':5A,6A 'or':26 'rap':17 'rnb':18 'rolling':1A,11C,20 'shuffle':8A,9A 'the':3A,13C,22 'turntablism':19 'xx':7A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-2', 'Q-LOCALNESS-1', '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-4', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'female vocalists', 'soul', 'british', 'singer songwriter']
                                        'tag_date'  2011
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620586679.20856  (2021-05-09 20:57:59)
                             'size'  10352667