======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '114'
                                          'artist'  'Depeche Mode'
                                     'text_people'  ''
                                         'release'  'Black Celebration'
                                           'title'  'Sometimes'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'Q-PLAY-2', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'q-chart-4', 'q-drums-1', 'q-other-1', 'q-vocals-4', 'q-mixbeat-3', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'electronic', 'synthpop']"
                                     'discogstags'  "['electronic', 'synth-pop', 'darkwave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1986'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '130.146'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Black Celebration'
'TBPM' (BPM (beats per minute))                     '130.146'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDRC' (Recording time)                             '1986'
'TIT2' (Title/songname/content description)         'Sometimes'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Depeche Mode'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'synth-pop', 'darkwave']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'electronic', 'synthpop']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.30 dB'
'TXXX:replaygain_track_peak'                        '0.729827'

========================== row from database ==========================
                                              'id'  1297949
                                            'path'  /data/Music/Bulk/00poprockelectronic/Depeche Mode/Black Celebration/MBZ;#Depeche Mode;#Black Celebration;#1986-00-00;#04;#Sometimes.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  114
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  2741727
                                           'mtime'  1636922615
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#Depeche Mode;#Black Celebration;#1986 00 00;#04;#Sometimes electronic we electropop or synthpop
                                      'tag_artist'  Depeche Mode
                                     'tag_release'  Black Celebration
                                       'tag_title'  Sometimes
                                             'bpm'  130.146
                                    'search_title'  'sometimes':1
                                   'search_artist'  'depeche':1 'mode':2
                                  'search_release'  'black':1 'celebration':2
                                     'search_rest'  '00':14,15,18 '00poprockelectronic':1 '04':16,19 '1986':11,13 'black':7,9 'celebration':10,12 'depeche':3,5 'electronic':21 'electropop':23 'mbz':2,4 'mode':6,8 'or':24 'sometimes':17,20 'synthpop':25 'we':22
                                    'search_combo'  '00':19,20,23 '00poprockelectronic':6 '04':21,24 '1986':16,18 'black':4C,12,14 'celebration':5C,15,17 'depeche':2B,8,10 'electronic':26 'electropop':28 'mbz':7,9 'mode':3B,11,13 'or':29 'sometimes':1A,22,25 'synthpop':30 'we':27
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-3', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-4', 'q-other-1', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'electronic', 'synthpop']
                                        'tag_date'  1986
                                     'discogstags'  ['electronic', 'synth-pop', 'darkwave']

============================== file details ==============================
                                           'mtime'  1636922615.16146  (2021-11-14 21:43:35)
                             'size'  2741727