======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '377'
                                          'artist'  'Nina Hagen'
                                     'text_people'  ''
                                         'release'  'Collection Gold'
                                           'title'  'African Reggae'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['german', 'new wave', 'post punk', 'punk', 'female vocalists']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '13'
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '86.6'
                                             'key'  '9B'
                                        'acoustid'  'addd30fa-03ea-4597-8ba0-2b689412a555'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Collection Gold'
'TBPM' (BPM (beats per minute))                     '86.6'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDOR' (Original release time)                      '1992'
'TDRC' (Recording time)                             '1992'
'TIT2' (Title/songname/content description)         'African Reggae'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Nina Hagen'
'TPE2' (Band/orchestra/accompaniment)               'Nina Hagen'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Columbia'
'TRCK' (Track number/Position in set)               '1/13'
'TSO2'                                              'Hagen, Nina'
'TSOP' (Performer sort order)                       'Hagen, Nina'
'TXXX:ASIN'                                         'B000025RLZ'
'TXXX:Acoustid Id'                                  'addd30fa-03ea-4597-8ba0-2b689412a555'
'TXXX:Artists'                                      'Nina Hagen'
'TXXX:BARCODE'                                      '5099747167522'
'TXXX:CATALOGNUMBER'                                'COL 471675 2'
'TXXX:MusicBrainz Album Artist Id'                  'e4d32f51-bc57-42a4-8165-b80f7a86496d'
'TXXX:MusicBrainz Album Id'                         '37b3d4aa-a777-40f7-ad9d-579d2eaba860'
'TXXX:MusicBrainz Album Release Country'            'FR'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'e4d32f51-bc57-42a4-8165-b80f7a86496d'
'TXXX:MusicBrainz Release Group Id'                 'a5e1619c-e3a6-3271-b163-a992db9892eb'
'TXXX:MusicBrainz Release Track Id'                 'd24c0afc-ba82-31d8-9b51-e353f6b17485'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['german', 'new wave', 'post punk', 'punk', 'female vocalists']
'TXXX:originalyear'                                 '1992'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.30 dB'
'TXXX:replaygain_track_peak'                        '0.672958'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4526aef4-3e5b-4241-90f6-894109dbaf40')

========================== row from database ==========================
                                              'id'  184908
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Nina Hagen/Nina Hagen-Collection Gold-1992/01 - african reggae.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  377
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  6051207
                                           'mtime'  1620646417
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 1992 01 african reggae electronic we new wave or post punk
                                      'tag_artist'  Nina Hagen
                                     'tag_release'  Collection Gold
                                       'tag_title'  African Reggae
                                             'bpm'  86.6
                                    'search_title'  'african':1 'reggae':2
                                   'search_artist'  'hagen':2 'nina':1
                                  'search_release'  'collection':1 'gold':2
                                     'search_rest'  '00singer':1 '1992':4 'african':5 'electronic':7 'eos':3 'new':9 'or':11 'post':12 'punk':13 'reggae':6 'songwriter':2 'wave':10 'we':8
                                    'search_combo'  '00singer':7 '1992':10 'african':1A,11 'collection':5C 'electronic':13 'eos':9 'gold':6C 'hagen':4B 'new':15 'nina':3B 'or':17 'post':18 'punk':19 'reggae':2A,12 'songwriter':8 'wave':16 'we':14
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['german', 'new wave', 'post punk', 'punk', 'female vocalists']
                                        'tag_date'  1992
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620646417.3551414  (2021-05-10 13:33:37)
                             'size'  6051207