======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '216'
                                          'artist'  'CRIS CAB'
                                     'text_people'  ''
                                         'release'  'WHERE I BELONG'
                                           'title'  'LOVES ME NOT'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-3', 'q-drums-4', 'q-other-1', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['reggae', 'pop', 'hip hop', 'american', 'hip-hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '145.895'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'WHERE I BELONG'
'TBPM' (BPM (beats per minute))                     '145.895'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2014'
'TIT2' (Title/songname/content description)         'LOVES ME NOT'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'CRIS CAB'
'TRCK' (Track number/Position in set)               '5'
'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:lastfmtags'                                   ['reggae', 'pop', 'hip hop', 'american', 'hip-hop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.74 dB'
'TXXX:replaygain_track_peak'                        '0.408866'

========================== row from database ==========================
                                              'id'  1293225
                                            'path'  /data/Music/Bulk/00poprockelectronic/set/05 - cris cab - loves me not.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  216
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  8680816
                                           'mtime'  1621696520
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic set 05 cris cab loves me not electronic generic or radio dance
                                      'tag_artist'  CRIS CAB
                                     'tag_release'  WHERE I BELONG
                                       'tag_title'  LOVES ME NOT
                                             'bpm'  145.895
                                    'search_title'  'loves':1 'me':2 'not':3
                                   'search_artist'  'cab':2 'cris':1
                                  'search_release'  'belong':3 'i':2 'where':1
                                     'search_rest'  '00poprockelectronic':1 'cab':4 'cris':3 'dance':12 'electronic':8 'generic':9 'loves':5 'me':6 'not':7 'or':10 'radio':11 'set':2
                                    'search_combo'  '00poprockelectronic':9 'belong':8C 'cab':5B,12 'cris':4B,11 'dance':20 'electronic':16 'generic':17 'i':7C 'loves':1A,13 'me':2A,14 'not':3A,15 'or':18 'radio':19 'set':10 'where':6C
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'pop', 'hip hop', 'american', 'hip-hop']
                                        'tag_date'  2014
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696519.6245587  (2021-05-22 17:15:19)
                             'size'  8680816