======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '107'
                                          'artist'  'Joe & Sharon Keefe'
                                     'text_people'  ''
                                         'release'  "Dr. Demento's Basement Tapes 3"
                                           'title'  'The Cat Song'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '21'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '131.413'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ['15',
 ' 00000094 000000B3 00000246 000002B8 0000C367 0000C367 00002C73 0000288C '
 '0000C350 00009C6E']
'COMM:ID3v1 Comment:XXX'                            '15'
'TALB' (Album/Movie/Show title)                     "Dr. Demento's Basement Tapes 3"
'TBPM' (BPM (beats per minute))                     '131.413'
'TCMP'                                              '1'
'TDRC' (Recording time)                             '1995'
'TENC' (Encoded by)                                 'SoundJam v2.5.2'
'TIT2' (Title/songname/content description)         'The Cat Song'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Joe & Sharon Keefe'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '3'
'TRCK' (Track number/Position in set)               '15/21'
'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:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.84 dB'
'TXXX:replaygain_track_peak'                        '0.720487'

========================== row from database ==========================
                                              'id'  1319470
                                            'path'  /data/Music/Bulk/00poprockelectronic/Clean/15 - Joe & Sharon Keefe - The Cat Song.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  107
                                           'genre'  
                                        'filesize'  1715691
                                           'mtime'  1652397887
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Clean 15
                                      'tag_artist'  Joe & Sharon Keefe
                                     'tag_release'  Dr. Demento's Basement Tapes 3
                                       'tag_title'  The Cat Song
                                             'bpm'  131.413
                                    'search_title'  'cat':2 'song':3 'the':1
                                   'search_artist'  'joe':1 'keefe':3 'sharon':2
                                  'search_release'  '3':8 'basement':6 'demento':3 'dementos':5 'dr':1,2 's':4 'tapes':7
                                     'search_rest'  '00poprockelectronic':1 'clean':2
                                    'search_combo'  '00poprockelectronic':15 '3':14C 'basement':12C 'cat':2A 'clean':16 'demento':9C 'dementos':11C 'dr':7C,8C 'joe':4B 'keefe':6B 's':10C 'sharon':5B 'song':3A 'tapes':13C 'the':1A
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1652397886.9113486  (2022-05-13 01:24:46)
                             'size'  1715691