======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '191'
                                          'artist'  'Diabologum'
                                     'text_people'  ''
                                         'release'  'miscitalo'
                                           'title'  'Le discours de la méthode'
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['indie rock', 'adrien wayne', 'french', 'post rock', 'rock', 'experimental']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '107.492'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'miscitalo'
'TBPM' (BPM (beats per minute))                     '107.492'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TIT2' (Title/songname/content description)         'Le discours de la méthode'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Diabologum'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['indie rock', 'adrien wayne', 'french', 'post rock', 'rock', 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.05 dB'
'TXXX:replaygain_track_peak'                        '0.943085'

========================== row from database ==========================
                                              'id'  1502590
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Diabologum_3.albums__Diabologum - C_etait un lundi apres-midi semblable aux autres__cifs8cd5.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  191
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  3074962
                                           'mtime'  1620572778
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Diabologum_3.albums__Diabologum C_etait un lundi apres midi semblable aux autres__cifs8cd5 electronic we or
                                      'tag_artist'  Diabologum
                                     'tag_release'  miscitalo
                                       'tag_title'  Le discours de la méthode
                                             'bpm'  107.492
                                    'search_title'  'de':3 'discours':2 'la':4 'le':1 'methode':5,6
                                   'search_artist'  'diabologum':1
                                  'search_release'  'miscitalo':1
                                     'search_rest'  '00poprockelectronic':1 '3':8 '3albums':12 'albums':9 'apres':18 'autres':22 'aux':21 'c':14 'cifs8cd5':23 'diabologum':7,10,11,13 'electronic':24 'etait':15 'files':5,6 'loose':3,4 'lundi':17 'midi':19 'or':26 'semblable':20 'un':16 'unsorted':2 'we':25
                                    'search_combo'  '00poprockelectronic':9 '3':16 '3albums':20 'albums':17 'apres':26 'autres':30 'aux':29 'c':22 'cifs8cd5':31 'de':3A 'diabologum':7B,15,18,19,21 'discours':2A 'electronic':32 'etait':23 'files':13,14 'la':4A 'le':1A 'loose':11,12 'lundi':25 'methode':5A,6A 'midi':27 'miscitalo':8C 'or':34 'semblable':28 'un':24 'unsorted':10 'we':33
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-4', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['indie rock', 'adrien wayne', 'french', 'post rock', 'rock', 'experimental']
                                        'tag_date'  
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620572778.125233  (2021-05-09 17:06:18)
                             'size'  3074962