======================== unified (from filesystem) ========================
                                         'bitrate'  '127.989'
                                        'duration'  '304'
                                          'artist'  'Hole'
                                     'text_people'  ''
                                         'release'  'Celebrity Skin'
                                           'title'  'Petals'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative rock', 'female vocalists', 'alternative', 'grunge', 'rock']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '13'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '115.589'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '12'
'COMM:ID3v1 Comment:XXX'                            '12'
'TALB' (Album/Movie/Show title)                     'Celebrity Skin'
'TBPM' (BPM (beats per minute))                     '115.589'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1998-09-02'
'TIT2' (Title/songname/content description)         'Petals'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Hole'
'TPE2' (Band/orchestra/accompaniment)               'Hole'
'TPUB' (Publisher)                                  'Universal Victor'
'TRCK' (Track number/Position in set)               '12/13'
'TSOP' (Performer sort order)                       'Hole'
'TSRC' (ISRC (international standard recording code))  'USGF19816120'
'TXXX:ALBUMARTISTSORT'                              'Hole'
'TXXX:ASIN'                                         'B00000G6DI'
'TXXX:BARCODE'                                      '4988067034588'
'TXXX:CATALOGNUMBER'                                'MVCF-24035'
'TXXX:MusicBrainz Album Artist Id'                  '1dcc8968-f2cd-441c-beda-6270f70f2863'
'TXXX:MusicBrainz Album Id'                         'f3e17f30-f0d5-440c-a624-c628c5cfd4e2'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '1dcc8968-f2cd-441c-beda-6270f70f2863'
'TXXX:MusicIP PUID'                                 '4156b5d0-fd1b-cc74-9303-a0cf80fb57ee'
'TXXX:MusicMagic Data'                              'AgEAFU8otoubttFkiGQGbP/mgAGGQoVs6ZKb00+SyEAIPoABl4z8+KyrxGPLcb7LhHCAARudh/Y4qeIGvF/QyetyCZK7m+gTuPOAAb12nA6444NMB1lGSIG0hH2IZtrXmRVPpMD4EbSlMK5a5kyrPspKvDa1w4K5iSYmnY99IXre5qtL1KPsEO4atO7wGIbfgJw='
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['alternative rock', 'female vocalists', 'alternative', 'grunge', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.36 dB'
'TXXX:replaygain_track_peak'                        '0.355510'

========================== row from database ==========================
                                              'id'  1295242
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/12. Petals.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  304
                                           'genre'  rock-unsorted
                                        'filesize'  4880217
                                           'mtime'  1676053206
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 12. rock unsorted
                                      'tag_artist'  Hole
                                     'tag_release'  Celebrity Skin
                                       'tag_title'  Petals
                                             'bpm'  115.589
                                    'search_title'  'petals':1
                                   'search_artist'  'hole':1
                                  'search_release'  'celebrity':1 'skin':2
                                     'search_rest'  '00poprockelectronic':1 '12':7,8 'files':5,6 'loose':3,4 'rock':9 'unsorted':2
                                    'search_combo'  '00poprockelectronic':5 '12':11,12 'celebrity':3C 'files':9,10 'hole':2B 'loose':7,8 'petals':1A 'rock':13 'skin':4C 'unsorted':6
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']
                                      'lastfmtags'  ['alternative rock', 'female vocalists', 'alternative', 'grunge', 'rock']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1676053205.5033388  (2023-02-10 19:20:05)
                             'size'  4880217