======================== unified (from filesystem) ========================
                                         'bitrate'  '147.944'
                                        'duration'  '274'
                                          'artist'  'Nina Hagen Band'
                                     'text_people'  ''
                                         'release'  'Unbehagen'
                                           'title'  "Auf'm Rummel"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['german', 'new wave', 'punk rock', 'punk', 'rock']"
                                     'discogstags'  "['electronic', 'disco', 'dub', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '9'
                                            'date'  '1991'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '100.356'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Unbehagen'
'TBPM' (BPM (beats per minute))                     '100.356'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDOR' (Original release time)                      '1979'
'TDRC' (Recording time)                             '1991'
'TIT2' (Title/songname/content description)         "Auf'm Rummel"
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Nina Hagen Band'
'TPE2' (Band/orchestra/accompaniment)               'Nina Hagen Band'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Columbia'
'TRCK' (Track number/Position in set)               '6/9'
'TSO2'                                              'Nina Hagen Band'
'TSOP' (Performer sort order)                       'Nina Hagen Band'
'TXXX:ASIN'                                         'B00004UI4E'
'TXXX:BARCODE'                                      '5099746802721'
'TXXX:CATALOGNUMBER'                                '468027 2'
'TXXX:MusicBrainz Album Artist Id'                  '0c017e85-35da-48c5-a699-4e064b37aa7d'
'TXXX:MusicBrainz Album Id'                         '68aeab38-eece-4c90-a80d-2d14bdecfee6'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '0c017e85-35da-48c5-a699-4e064b37aa7d'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'disco', 'dub', 'synth-pop']
'TXXX:lastfmtags'                                   ['german', 'new wave', 'punk rock', 'punk', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.97 dB'
'TXXX:replaygain_track_peak'                        '0.486198'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c089e465-7d44-4c9b-847e-594075d5989e')

========================== row from database ==========================
                                              'id'  1517367
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Nina Hagen/Nina Hagen-Unbehagen-1980/06 - Auf_m Rummel.mp3
                                         'working'  None
                                         'bitrate'  147
                                    'duration_sec'  274
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  5085568
                                           'mtime'  1620646459
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 1980 06 Auf_m electronic we new wave or post punk
                                      'tag_artist'  Nina Hagen Band
                                     'tag_release'  Unbehagen
                                       'tag_title'  Auf'm Rummel
                                             'bpm'  100.356
                                    'search_title'  'auf':1 'aufm':3 'm':2 'rummel':4
                                   'search_artist'  'band':3 'hagen':2 'nina':1
                                  'search_release'  'unbehagen':1
                                     'search_rest'  '00singer':1 '1980':4 'auf':5 'electronic':7 'eos':3 'm':6 'new':9 'or':11 'post':12 'punk':13 'songwriter':2 'wave':10 'we':8
                                    'search_combo'  '00singer':9 '1980':12 'auf':1A,13 'aufm':3A 'band':7B 'electronic':15 'eos':11 'hagen':6B 'm':2A,14 'new':17 'nina':5B 'or':19 'post':20 'punk':21 'rummel':4A 'songwriter':10 'unbehagen':8C 'wave':18 'we':16
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['german', 'new wave', 'punk rock', 'punk', 'rock']
                                        'tag_date'  1991
                                     'discogstags'  ['electronic', 'disco', 'dub', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1620646459.3125448  (2021-05-10 13:34:19)
                             'size'  5085568