======================== unified (from filesystem) ========================
                                         'bitrate'  '112.0'
                                        'duration'  '235'
                                          'artist'  'Brandy & Monica'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'The Boy Is Mine (1998)'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['rnb', 'female vocalists', 'soul', 'pop', '90s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '93.027'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '93.027'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'The Boy Is Mine (1998)'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Brandy & Monica'
'TRCK' (Track number/Position in set)               '0'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rnb', 'female vocalists', 'soul', 'pop', '90s']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.71 dB'
'TXXX:replaygain_track_peak'                        '0.358080'
'TXXX:tracknum'                                     '107'

========================== row from database ==========================
                                              'id'  1285183
                                            'path'  /data/Music/Bulk/00poprockelectronic/90s/107 - Brandy & Monica - The Boy Is Mine (1998).mp3
                                         'working'  None
                                         'bitrate'  112
                                    'duration_sec'  235
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  3300868
                                           'mtime'  1620566592
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 90s 107 electronic generic or radio unsorted
                                      'tag_artist'  Brandy & Monica
                                     'tag_release'  None
                                       'tag_title'  The Boy Is Mine (1998)
                                             'bpm'  93.027
                                    'search_title'  '1998':5,6 'boy':2 'is':3 'mine':4 'the':1
                                   'search_artist'  'brandy':1 'monica':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '107':3 '90s':2 'electronic':4 'generic':5 'or':6 'radio':7 'unsorted':8
                                    'search_combo'  '00poprockelectronic':9 '107':11 '1998':5A,6A '90s':10 'boy':2A 'brandy':7B 'electronic':12 'generic':13 'is':3A 'mine':4A 'monica':8B 'or':14 'radio':15 'the':1A 'unsorted':16
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'female vocalists', 'soul', 'pop', '90s']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620566592.448903  (2021-05-09 15:23:12)
                             'size'  3300868