======================== unified (from filesystem) ========================
                                         'bitrate'  '191.973'
                                        'duration'  '183'
                                          'artist'  'Safri Duo'
                                     'text_people'  ''
                                         'release'  'Best of Dream Dance: The Special Megamix Edition 2'
                                           'title'  'Played-A-Live'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', 'trance', 'techno', 'electronic', 'danish']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  '34'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '137.946'
                                             'key'  '1B'
                                        '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)                     'Best of Dream Dance: The Special Megamix Edition 2'
'TBPM' (BPM (beats per minute))                     '137.946'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Played-A-Live'
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'Safri Duo'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Sony Music Media'
'TRCK' (Track number/Position in set)               '19/34'
'TSOP' (Performer sort order)                       'Safri Duo'
'TXXX:ALBUMARTISTSORT'                              'Various Artists'
'TXXX:ASIN'                                         'B000063VJX'
'TXXX:BARCODE'                                      '5099750763322'
'TXXX:CATALOGNUMBER'                                'SMM 507633 2'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '8403a0c2-b2da-4288-90f3-62c4f510d2e3'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '2d6a30a0-3925-4fad-84ed-a568872b081c'
'TXXX:MusicIP PUID'                                 'b2c185d1-b56a-4a70-c0e5-ffb0cb87675f'
'TXXX:MusicMagic Data'                              'AgEBR+LjltaW4c7GhDUpC03xu3mBr4QSuPuS7jsfhroe5KvkgAG2H7YL1r0Id+ROgvqAAfenh4wP3Ms7gAGrdccX/0Wh8c+Z5hKAAamfnHTEeYQAJjxTYZQbgr2DZc6fmO9YzcLMCgKTVoLzy9awQNia40/fBoP4gAEPYI8OB98A9Yj43HTs7AjMrtjqT+T1gAE='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-HAP'                                        '2'
'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:lastfmtags'                                   ['dance', 'trance', 'techno', 'electronic', 'danish']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.46 dB'
'TXXX:replaygain_track_peak'                        '0.504224'

========================== row from database ==========================
                                              'id'  1284496
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/18. Safri Duo - Played-A-Live.mp3
                                         'working'  None
                                         'bitrate'  191
                                    'duration_sec'  183
                                           'genre'  electronic-th-techno
                                        'filesize'  4396752
                                           'mtime'  1620572664
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 18. electronic th techno
                                      'tag_artist'  Safri Duo
                                     'tag_release'  Best of Dream Dance: The Special Megamix Edition 2
                                       'tag_title'  Played-A-Live
                                             'bpm'  137.946
                                    'search_title'  'a':2 'live':3 'played':1 'playedalive':4
                                   'search_artist'  'duo':2 'safri':1
                                  'search_release'  '2':10 'best':1 'dance':4,5 'dream':3 'edition':9 'megamix':8 'of':2 'special':7 'the':6
                                     'search_rest'  '00poprockelectronic':1 '18':7,8 'electronic':9 'files':5,6 'loose':3,4 'techno':11 'th':10 'unsorted':2
                                    'search_combo'  '00poprockelectronic':17 '18':23,24 '2':16C 'a':2A 'best':7C 'dance':10C,11C 'dream':9C 'duo':6B 'edition':15C 'electronic':25 'files':21,22 'live':3A 'loose':19,20 'megamix':14C 'of':8C 'played':1A 'playedalive':4A 'safri':5B 'special':13C 'techno':27 'th':26 'the':12C 'unsorted':18
                                    'tag_tracknum'  19
                                      'num_images'  0
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'trance', 'techno', 'electronic', 'danish']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620572664.2723298  (2021-05-09 17:04:24)
                             'size'  4396752