======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '660'
                                          'artist'  'Laurent Garnier'
                                     'text_people'  ''
                                         'release'  'AlbertFM'
                                           'title'  "1-4 Doctor Ç'Est Chouette"
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', "
 "'q-vocals-1']")
                                      'lastfmtags'  "['rave', 'trance', 'techno', 'trap', 'drum and bass']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '127.8'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'AlbertFM'
'TBPM' (BPM (beats per minute))                     '127.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TCOP' (Copyright message)                          'www.SharingDB.biz'
'TENC' (Encoded by)                                 'www.SharingDB.biz'
'TIT2' (Title/songname/content description)         "1-4 Doctor Ç'Est Chouette"
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Laurent Garnier'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'www.SharingDB.biz'
'TRCK' (Track number/Position in set)               '1'
'TXXX:PZTagEditor Info'                             'This tag done with PZ TagEditor at 2017.04.14 10:12:26. Version 5.1.804.19'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:date'                                         '2017'
'TXXX:lastfmtags'                                   ['rave', 'trance', 'techno', 'trap', 'drum and bass']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.80 dB'
'TXXX:replaygain_track_peak'                        '0.619010'

========================== row from database ==========================
                                              'id'  1499457
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/Varis - C_201x Techno melodic/Laurent Garnier - 1-4 Doctor Ç_Est Chouette.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  660
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  26552356
                                           'mtime'  1636301045
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats Varis C_201x Techno melodic Ç_Est electronic th techno minimal deephouse
                                      'tag_artist'  Laurent Garnier
                                     'tag_release'  AlbertFM
                                       'tag_title'  1-4 Doctor Ç'Est Chouette
                                             'bpm'  127.8
                                    'search_title'  '1':1 '14':3 '4':2 'c':5,8 'cest':7,10 'chouette':11 'doctor':4 'est':6,9
                                   'search_artist'  'garnier':2 'laurent':1
                                  'search_release'  'albert':2 'albertfm':1 'fm':3
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 '201x':8 'beats':5 'c':7,11,13 'deephouse':18 'electronic':15 'est':12,14 'harder':4 'house':3 'melodic':10 'minimal':17 'techno':9 'th':16 'varis':6
                                    'search_combo'  '00poprockelectronic':17 '00techno':18 '1':1A '14':3A '201x':24 '4':2A 'albert':15C 'albertfm':14C 'beats':21 'c':5A,8A,23,27,29 'cest':7A,10A 'chouette':11A 'deephouse':34 'doctor':4A 'electronic':31 'est':6A,9A,28,30 'fm':16C 'garnier':13B 'harder':20 'house':19 'laurent':12B 'melodic':26 'minimal':33 'techno':25 'th':32 'varis':22
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['rave', 'trance', 'techno', 'trap', 'drum and bass']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636301044.729977  (2021-11-07 17:04:04)
                             'size'  26552356