======================== unified (from filesystem) ========================
                                         'bitrate'  '127.984'
                                        'duration'  '210'
                                          'artist'  'Rocco'
                                     'text_people'  ''
                                         'release'  'Fetenhits: Best of 2003'
                                           'title'  'Generation of Love'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'trance', 'techno', 'house', 'hands up']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '27'
                                      'tracktotal'  '40'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '141.909'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     'Fetenhits: Best of 2003'
'TBPM' (BPM (beats per minute))                     '141.909'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2003-10-27'
'TIT2' (Title/songname/content description)         'Generation of Love'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Rocco'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Polystar'
'TRCK' (Track number/Position in set)               '27/40'
'TSOP' (Performer sort order)                       'Rocco'
'TXXX:ALBUMARTISTSORT'                              'Various Artists'
'TXXX:ASIN'                                         'B0000DELCR'
'TXXX:BARCODE'                                      '0602498131503'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '6bd054df-f619-485d-b26e-2be670c52ee9'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'ea25106f-3603-4b7e-8097-16e8288e5fc2'
'TXXX:MusicIP PUID'                                 '2accbdad-7ad0-6657-df00-45693711c481'
'TXXX:MusicMagic Data'                              'AgEAA13aqICkB6Eqgdgu/WQekJyDEoT54JOS8Etbtn0RkIABiNXXi7P81MCYr9xZgeaAATp+msJNB+1VlRPBsf8kALrTeRI6pFWAAaIzmCnAmYOrI1BVDrMMgo+FiMsSlf5ctMC6AMyMhoQcyfmzr9Us2jLUWYSEgLYQT40vFcELB4Qq297qrBBOs03uftVlggw='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:added_timestamp'                              '128930990202923527'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['dance', 'trance', 'techno', 'house', 'hands up']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'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'                        '+3.45 dB'
'TXXX:replaygain_track_peak'                        '0.263266'

========================== row from database ==========================
                                              'id'  1318898
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/top, dance, club, best of, etc/Rocco-Generation Of Love.mp3
                                         'working'  None
                                         'bitrate'  127
                                    'duration_sec'  210
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  3371209
                                           'mtime'  1621696840
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted top, dance, club, best of, etc Of electronic generic or radio dance
                                      'tag_artist'  Rocco
                                     'tag_release'  Fetenhits: Best of 2003
                                       'tag_title'  Generation of Love
                                             'bpm'  141.909
                                    'search_title'  'generation':1 'love':3 'of':2
                                   'search_artist'  'rocco':1
                                  'search_release'  '2003':5 'best':3 'fetenhits':1,2 'of':4
                                     'search_rest'  '00poprockelectronic':1 'best':9 'club':7,8 'dance':5,6 'electronic':13 'etc':12 'generic':14 'of':10,11 'or':15 'radio':16 'top':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':10 '2003':9C 'best':7C,18 'club':16,17 'dance':14,15 'electronic':22 'etc':21 'fetenhits':5C,6C 'generation':1A 'generic':23 'love':3A 'of':2A,8C,19,20 'or':24 'radio':25 'rocco':4B 'top':12,13 'unsorted':11
                                    'tag_tracknum'  27
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-4', 'q-syn-3', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'trance', 'techno', 'house', 'hands up']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696840.259796  (2021-05-22 17:20:40)
                             'size'  3371209