======================== unified (from filesystem) ========================
                                         'bitrate'  '145.073'
                                        'duration'  '396'
                                          'artist'  'Nina Hagen Band'
                                     'text_people'  ''
                                         'release'  'Unbehagen'
                                           'title'  'Herrmann hiess er'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', '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-2', "
 "'q-chart-3', 'q-drums-3', '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'  '5'
                                      'tracktotal'  '9'
                                            'date'  '1991'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '103.431'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Unbehagen'
'TBPM' (BPM (beats per minute))                     '103.431'
'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)         'Herrmann hiess er'
'TKEY' (Initial key)                                '10A'
'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)               '5/9'
'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'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'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'                        '+0.77 dB'
'TXXX:replaygain_track_peak'                        '0.580947'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1bbcae9c-5b2c-4f31-a963-7508391a98a0')

========================== row from database ==========================
                                              'id'  176244
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Nina Hagen/Nina Hagen-Unbehagen-1980/05 - Hermann Hiess Er.mp3
                                         'working'  None
                                         'bitrate'  145
                                    'duration_sec'  396
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  7189741
                                           'mtime'  1620646459
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 1980 05 Hermann Hiess Er electronic we new wave or post punk
                                      'tag_artist'  Nina Hagen Band
                                     'tag_release'  Unbehagen
                                       'tag_title'  Herrmann hiess er
                                             'bpm'  103.431
                                    'search_title'  'er':3 'herrmann':1 'hiess':2
                                   'search_artist'  'band':3 'hagen':2 'nina':1
                                  'search_release'  'unbehagen':1
                                     'search_rest'  '00singer':1 '1980':4 'electronic':8 'eos':3 'er':7 'hermann':5 'hiess':6 'new':10 'or':12 'post':13 'punk':14 'songwriter':2 'wave':11 'we':9
                                    'search_combo'  '00singer':8 '1980':11 'band':6B 'electronic':15 'eos':10 'er':3A,14 'hagen':5B 'hermann':12 'herrmann':1A 'hiess':2A,13 'new':17 'nina':4B 'or':19 'post':20 'punk':21 'songwriter':9 'unbehagen':7C 'wave':18 'we':16
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  10A
                                           '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-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['german', 'new wave', 'punk rock', 'punk', 'rock']
                                        'tag_date'  1991
                                     'discogstags'  ['electronic', 'disco', 'dub', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1620646459.3122227  (2021-05-10 13:34:19)
                             'size'  7189741