======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '223'
                                          'artist'  'Blümchen'
                                     'text_people'  ''
                                         'release'  'Herzfrequenz'
                                           'title'  'Kleiner Satellit (Kosmos Klassik mix)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['german', 'eurodance', 'dance', 'techno', 'happy hardcore']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '14'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'electronic-th-ent-happy hardcore'
                                             'bpm'  '143.925'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'POPM:\x01ÿþ0'                                      POPM(email='\x01ÿþ0', rating=0, count=0)
'TALB' (Album/Movie/Show title)                     'Herzfrequenz'
'TBPM' (BPM (beats per minute))                     '143.925'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-ent-happy hardcore'
'TDOR' (Original release time)                      '1996'
'TDRC' (Recording time)                             '1996-05-20'
'TIT2' (Title/songname/content description)         'Kleiner Satellit (Kosmos Klassik mix)'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'Cassette'
'TPE1' (Lead performer(s)/Soloist(s))               'Blümchen'
'TPE2' (Band/orchestra/accompaniment)               'Blümchen'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Control'
'TRCK' (Track number/Position in set)               '12/14'
'TSO2'                                              'Blümchen'
'TSOP' (Performer sort order)                       'Blümchen'
'TXXX:BARCODE'                                      '4009880419144'
'TXXX:CATALOGNUMBER'                                '0041914 CON'
'TXXX:MusicBrainz Album Artist Id'                  'c31500d6-4ad1-4850-a004-7d9a2c2492d6'
'TXXX:MusicBrainz Album Id'                         '285a1f0b-d09c-30fa-8356-bf03702f5548'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'c31500d6-4ad1-4850-a004-7d9a2c2492d6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['german', 'eurodance', 'dance', 'techno', 'happy hardcore']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.08 dB'
'TXXX:replaygain_track_peak'                        '0.292795'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'414e1cce-a261-4e5e-8819-d1360a26d614')

========================== row from database ==========================
                                              'id'  1388671
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/Blumchen/01. Blumchen - Herzfrequenz (Other Version) (1996)/12. Kleiner Satellit (Kosmos Klassik Mix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  223
                                           'genre'  electronic-th-ent-happy hardcore
                                        'filesize'  8933844
                                           'mtime'  1620563564
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats Blumchen 01. Blumchen (Other Version) (1996) 12. Mix) electronic th ent happy hardcore
                                      'tag_artist'  Blümchen
                                     'tag_release'  Herzfrequenz
                                       'tag_title'  Kleiner Satellit (Kosmos Klassik mix)
                                             'bpm'  143.925
                                    'search_title'  'klassik':5 'kleiner':1 'kosmos':3,4 'mix':6,7 'satellit':2
                                   'search_artist'  'blumchen':1,2
                                  'search_release'  'herzfrequenz':1
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 '01':7,8 '12':15,16 '1996':13,14 'beats':5 'blumchen':6 'electronic':19 'ent':21 'happy':22 'hardcore':23 'harder':4 'house':3 'mix':17,18 'other':9,10 'th':20 'version':11,12
                                    'search_combo'  '00poprockelectronic':11 '00techno':12 '01':17,18 '12':25,26 '1996':23,24 'beats':15 'blumchen':8B,9B,16 'electronic':29 'ent':31 'happy':32 'hardcore':33 'harder':14 'herzfrequenz':10C 'house':13 'klassik':5A 'kleiner':1A 'kosmos':3A,4A 'mix':6A,7A,27,28 'other':19,20 'satellit':2A 'th':30 'version':21,22
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['german', 'eurodance', 'dance', 'techno', 'happy hardcore']
                                        'tag_date'  1996
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620563563.8506968  (2021-05-09 14:32:43)
                             'size'  8933844