======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '221'
                                          'artist'  'Kid606 / Lesser'
                                     'text_people'  ''
                                         'release'  'LSR / Kid-606 Split CD'
                                           'title'  'Hydrophycyclic'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '135.274'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 000018C7 00001BEB 0000757B'
'COMM:iTunNORM:eng'                                 (' 000018C7 00001BEB 0000757B 00008130 0002DA1A 0002DE2F 00007D5F 00007FFD '
 '00013563 0002CF49')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 0000090C 0000000000950964 00000000 008717AD 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '16+CC3055798715CB093A25E81885F21C8E+538676'
'TALB' (Album/Movie/Show title)                     'LSR / Kid-606 Split CD'
'TBPM' (BPM (beats per minute))                     '135.274'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Hydrophycyclic'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kid606'
'TPE2' (Band/orchestra/accompaniment)               'Kid606 / Lesser'
'TRCK' (Track number/Position in set)               '14'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:other'                                        'Kid606'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.62 dB'
'TXXX:replaygain_track_peak'                        '0.429735'

========================== row from database ==========================
                                              'id'  769466
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Collaborations/Kid606 vs Lesser - 1998 - Split (320)/14 Kid606 - Hydrophycyclic.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  221
                                           'genre'  electronic-unsorted
                                        'filesize'  8864341
                                           'mtime'  1638559705
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism Collaborations vs 1998 (320) 14 electronic unsorted
                                      'tag_artist'  Kid606 / Lesser
                                     'tag_release'  LSR / Kid-606 Split CD
                                       'tag_title'  Hydrophycyclic
                                             'bpm'  135.274
                                    'search_title'  'hydrophycyclic':1
                                   'search_artist'  'kid606':1 'lesser':2
                                  'search_release'  '606':3 'cd':6 'kid':2 'kid606':4 'lsr':1 'split':5
                                     'search_rest'  '1998':7 '320':8,9 'collaborations':5 'electronic':10 'hiphop':1 'rap':2 'rnb':3 'turntablism':4 'unsorted':11 'vs':6
                                    'search_combo'  '1998':16 '320':17,18 '606':6C 'cd':9C 'collaborations':14 'electronic':19 'hiphop':10 'hydrophycyclic':1A 'kid':5C 'kid606':2B,7C 'lesser':3B 'lsr':4C 'rap':11 'rnb':12 'split':8C 'turntablism':13 'unsorted':20 'vs':15
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1638559704.7050104  (2021-12-03 20:28:24)
                             'size'  8864341