======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '334'
                                          'artist'  'Nuage'
                                     'text_people'  ''
                                         'release'  'Music Is Life'
                                           'title'  'We Can Be Free'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  ("['eurobeat', 'atmospheric drum and bass', 'dance', 'future garage', 'drum "
 "and bass', 'microfunk']")
                                     'discogstags'  "['house', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '87.5'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:Nuage - Music Is Life'                        type PictureType.COVER_FRONT (Cover (front)) b'Nuage - Music Is Life'
                                     
'COMM:ID3v1 Comment:XXX'                            'www.digital-tunes.net'
'TALB' (Album/Movie/Show title)                     'Music Is Life'
'TBPM' (BPM (beats per minute))                     '87.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         'We Can Be Free'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nuage'
'TRCK' (Track number/Position in set)               '5'
'TSRC' (ISRC (international standard recording code))  'NLCK41012644'
'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:discogstags'                                  ['house', 'electronic']
'TXXX:lastfmtags'                                   ['eurobeat',
 'atmospheric drum and bass',
 'dance',
 'future garage',
 'drum and bass',
 'microfunk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.19 dB'
'TXXX:replaygain_track_peak'                        '0.463486'
'WCOM:http://www.digital-tunes.net/releases/music_is_life'  WCOM(url='http://www.digital-tunes.net/releases/music_is_life')

========================== row from database ==========================
                                              'id'  1367483
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/Getz & Nuage - Music Is Life (ID 001)/05_We-Can-Be-Free.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  334
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  13537282
                                           'mtime'  1621695934
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb Getz & (ID 001) 05_We electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Nuage
                                     'tag_release'  Music Is Life
                                       'tag_title'  We Can Be Free
                                             'bpm'  87.5
                                    'search_title'  'be':3 'can':2 'free':4 'we':1
                                   'search_artist'  'nuage':1
                                  'search_release'  'is':2 'life':3 'music':1
                                     'search_rest'  '001':6,7 '00dnb':2 '00poprockelectronic':1 '05':8 'breakbeat':12 'dnb':14 'electronic':10 'getz':3 'id':4,5 'jungle':15 'or':13 'th':11 'we':9
                                    'search_combo'  '001':14,15 '00dnb':10 '00poprockelectronic':9 '05':16 'be':3A 'breakbeat':20 'can':2A 'dnb':22 'electronic':18 'free':4A 'getz':11 'id':12,13 'is':7C 'jungle':23 'life':8C 'music':6C 'nuage':5B 'or':21 'th':19 'we':1A,17
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', '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-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['eurobeat', 'atmospheric drum and bass', 'dance', 'future garage', 'drum and bass', 'microfunk']
                                        'tag_date'  2011
                                     'discogstags'  ['house', 'electronic']

============================== file details ==============================
                                           'mtime'  1621695933.7400985  (2021-05-22 17:05:33)
                             'size'  13537282