======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '142'
                                          'artist'  'Kid 606'
                                     'text_people'  ''
                                         'release'  "Don't Sweat the Technics"
                                           'title'  '01'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-UNU-4', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['breakcore', 'idm', 'glitch', 'electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-glitch-calmer'
                                             'bpm'  '131.498'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'VC-133'
'COMM:ID3v1 Comment:XXX'                            'VC-133'
'COMM:ID3v1 Comment:eng'                            'VC-133'
'TALB' (Album/Movie/Show title)                     "Don't Sweat the Technics"
'TBPM' (BPM (beats per minute))                     '131.498'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-glitch-calmer'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         '01'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kid 606'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '4'
'TXXX:lastfmtags'                                   ['breakcore', 'idm', 'glitch', 'electronic', 'experimental']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.76 dB'
'TXXX:replaygain_track_peak'                        '0.270099'

========================== row from database ==========================
                                              'id'  1523786
                                            'path'  /data/Music/Bulk/00poprockelectronic/Kid606/[1998] Don_t Sweat the Technics/01.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  142
                                           'genre'  electronic-experimental-glitch-calmer
                                        'filesize'  3433105
                                           'mtime'  1636136285
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Kid606 [1998] Don_t electronic experimental glitch calmer
                                      'tag_artist'  Kid 606
                                     'tag_release'  Don't Sweat the Technics
                                       'tag_title'  01
                                             'bpm'  131.498
                                    'search_title'  
                                   'search_artist'  '606':2 'kid':1
                                  'search_release'  'don':1 'dont':3 'sweat':4 't':2 'technics':6 'the':5
                                     'search_rest'  '00poprockelectronic':1 '1998':3,4 'calmer':10 'don':5 'electronic':7 'experimental':8 'glitch':9 'kid606':2 't':6
                                    'search_combo'  '00poprockelectronic':9 '1998':11,12 '606':2B 'calmer':18 'don':3C,13 'dont':5C 'electronic':15 'experimental':16 'glitch':17 'kid':1B 'kid606':10 'sweat':6C 't':4C,14 'technics':8C 'the':7C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-4', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['breakcore', 'idm', 'glitch', 'electronic', 'experimental']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636136285.2592669  (2021-11-05 19:18:05)
                             'size'  3433105