======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '453'
                                          'artist'  'Albert Mangelsdorff'
                                     'text_people'  ''
                                         'release'  'Spiritual Jazz 2: Europe'
                                           'title'  'Varie'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-2', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-2', 'q-drums-3', 'q-other-4', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-3', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['jazz', 'trombone', 'free jazz', 'german', 'post-bop']"
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '128'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:Cover Image'                                  type PictureType.COVER_FRONT (Cover (front)) b'Cover Image'
                                     
'TALB' (Album/Movie/Show title)                     'Spiritual Jazz 2: Europe'
'TBPM' (BPM (beats per minute))                     '128'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TCOP' (Copyright message)                          'exystence.net'
'TDRC' (Recording time)                             '2012'
'TIT2' (Title/songname/content description)         'Varie'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Albert Mangelsdorff'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Jazzman'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['jazz', 'trombone', 'free jazz', 'german', 'post-bop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+6.57 dB'
'TXXX:replaygain_track_peak'                        '0.361695'
'WPUB' (Publishers official webpage)                WPUB(url='Jazzman')

========================== row from database ==========================
                                              'id'  762265
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Albert Mangelsdorff - VARIE.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  453
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  18151381
                                           'mtime'  1620586778
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism VARIE hip hop rnb rap turntablism
                                      'tag_artist'  Albert Mangelsdorff
                                     'tag_release'  Spiritual Jazz 2: Europe
                                       'tag_title'  Varie
                                             'bpm'  128.0
                                    'search_title'  'varie':1
                                   'search_artist'  'albert':1 'mangelsdorff':2
                                  'search_release'  '2':3,4 'europe':5 'jazz':2 'spiritual':1
                                     'search_rest'  'hip':6 'hiphop':1 'hop':7 'rap':2 'rnb':3 'turntablism':4 'varie':5
                                    'search_combo'  '2':6C,7C 'albert':2B 'europe':8C 'hip':14 'hiphop':9 'hop':15 'jazz':5C 'mangelsdorff':3B 'rap':10 'rnb':11 'spiritual':4C 'turntablism':12 'varie':1A,13
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', '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-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'trombone', 'free jazz', 'german', 'post-bop']
                                        'tag_date'  2012
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620586777.7161138  (2021-05-09 20:59:37)
                             'size'  18151381