======================== unified (from filesystem) ========================
                                         'bitrate'  '184.065'
                                        'duration'  '232'
                                          'artist'  'Kettel'
                                     'text_people'  ''
                                         'release'  'Whisper Me Wishes'
                                           'title'  "Marco's Cases"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'idm', 'electronic', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '16'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '127.044'
                                             'key'  '8A'
                                        'acoustid'  '6b4ad5ed-782d-47c3-964b-1d5b60d09cb7'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Whisper Me Wishes'
'TBPM' (BPM (beats per minute))                     '127.044'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDOR' (Original release time)                      '2007'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         "Marco's Cases"
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Kettel'
'TPE2' (Band/orchestra/accompaniment)               'Kettel'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Djak-Up-Bitch'
'TRCK' (Track number/Position in set)               '12/16'
'TSO2'                                              'Kettel'
'TSOP' (Performer sort order)                       'Kettel'
'TXXX:Acoustid Id'                                  '6b4ad5ed-782d-47c3-964b-1d5b60d09cb7'
'TXXX:Artists'                                      'Kettel'
'TXXX:CATALOGNUMBER'                                'DUB14'
'TXXX:MusicBrainz Album Artist Id'                  '071cb80d-a198-4f88-b41e-f4dd9a65ec80'
'TXXX:MusicBrainz Album Id'                         'c8dce5a0-a275-4cc2-abc8-5709ddccea2f'
'TXXX:MusicBrainz Album Release Country'            'NL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '071cb80d-a198-4f88-b41e-f4dd9a65ec80'
'TXXX:MusicBrainz Release Group Id'                 'd2d1ee9f-f282-3f47-956e-9cdcdf3da543'
'TXXX:MusicBrainz Release Track Id'                 '96149182-a5fb-4005-98ec-fb8ad5d9eecb'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'idm', 'electronic', 'experimental', 'ambient']
'TXXX:originalyear'                                 '2007'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+7.40 dB'
'TXXX:replaygain_track_peak'                        '0.280441'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6a7d458a-7eff-4c3e-b60a-3d2e6c9a98d9')

========================== row from database ==========================
                                              'id'  1515687
                                            'path'  /data/Music/Bulk/00poprockelectronic/Kettel/Whisper Me Wishes/12 - marco_s cases.mp3
                                         'working'  None
                                         'bitrate'  184
                                    'duration_sec'  232
                                           'genre'  electronic
                                        'filesize'  5352563
                                           'mtime'  1636914109
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 12 marco_s cases electronic
                                      'tag_artist'  Kettel
                                     'tag_release'  Whisper Me Wishes
                                       'tag_title'  Marco's Cases
                                             'bpm'  127.044
                                    'search_title'  'cases':4 'marco':1 'marcos':3 's':2
                                   'search_artist'  'kettel':1
                                  'search_release'  'me':2 'whisper':1 'wishes':3
                                     'search_rest'  '00poprockelectronic':1 'cases':4 'electronic':5 'marco':2 's':3
                                    'search_combo'  '00poprockelectronic':9 'cases':4A,12 'electronic':13 'kettel':5B 'marco':1A,10 'marcos':3A 'me':7C 's':2A,11 'whisper':6C 'wishes':8C
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['electronica', 'idm', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  2007
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636914108.9111912  (2021-11-14 19:21:48)
                             'size'  5352563