======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '219'
                                          'artist'  'Ekseption'
                                     'text_people'  ''
                                         'release'  'Easy Instr 70s'
                                           'title'  "Sabre dance (MO FR '71)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['classical', 'dutch', 'symphonic rock', 'rock', 'progressive rock', "
 "'classic rock']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '127.5'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 000007A6 000007DA 00002D3D 00002FB5 00015FBE 00015FBE 00005186 0000533A '
 '00015FBE 0001FC15')
'TALB' (Album/Movie/Show title)                     'Easy Instr 70s'
'TBPM' (BPM (beats per minute))                     '127.5'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1975'
'TENC' (Encoded by)                                 'Tag&Rename 3.0.6'
'TIT2' (Title/songname/content description)         "Sabre dance (MO FR '71)"
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Ekseption'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['classical',
 'dutch',
 'symphonic rock',
 'rock',
 'progressive rock',
 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.37 dB'
'TXXX:replaygain_track_peak'                        '0.485823'

========================== row from database ==========================
                                              'id'  1530240
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/EASY Instr 70_s/Ekseption - Sabre dance (MO FR _71).mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  219
                                           'genre'  funk or soul
                                        'filesize'  6143654
                                           'mtime'  1628357819
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul EASY 70_s _71) funk or soul
                                      'tag_artist'  Ekseption
                                     'tag_release'  Easy Instr 70s
                                       'tag_title'  Sabre dance (MO FR '71)
                                             'bpm'  127.5
                                    'search_title'  '71':6,7 'dance':2 'fr':5 'mo':3,4 'sabre':1
                                   'search_artist'  'ekseption':1
                                  'search_release'  '70s':3 'easy':1 'instr':2
                                     'search_rest'  '70':5 '71':7,8 'easy':4 'funk':2 'or':9 's':6 'soul':3 'swing':1
                                    'search_combo'  '70':16 '70s':11C '71':6A,7A,18,19 'dance':2A 'easy':9C,15 'ekseption':8B 'fr':5A 'funk':13 'instr':10C 'mo':3A,4A 'or':20 's':17 'sabre':1A 'soul':14 'swing':12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['classical', 'dutch', 'symphonic rock', 'rock', 'progressive rock', 'classic rock']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357818.876984  (2021-08-07 19:36:58)
                             'size'  6143654