======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '242'
                                          'artist'  'Band of Horses'
                                     'text_people'  ''
                                         'release'  'Cease To Begin'
                                           'title'  'Window Blues'
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 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'alt country', 'indie rock', 'rock']"
                                     'discogstags'  "['indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '10'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '108'
                                             'key'  '4A'
                                        'acoustid'  '4eca5481-e50b-4c23-ab2d-15940c141eb8'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'COMM:iTunes_CDDB_1:eng'                            '8908410A+158660+10+150+13825+33217+49605+65107+85406+99572+103524+119687+140498'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '10'
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'TBPM' (BPM (beats per minute))                     '108'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDOR' (Original release time)                      '2007'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'iTunes v7.3.1.3'
'TIT2' (Title/songname/content description)         'Window Blues'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Band of Horses'
'TPE2' (Band/orchestra/accompaniment)               'Band of Horses'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Sub Pop Records'
'TRCK' (Track number/Position in set)               '10/10'
'TSO2'                                              'Band of Horses'
'TSOP' (Performer sort order)                       'Band of Horses'
'TSRC' (ISRC (international standard recording code))  'USSUB0774510'
'TXXX:Acoustid Id'                                  '4eca5481-e50b-4c23-ab2d-15940c141eb8'
'TXXX:Artists'                                      'Band of Horses'
'TXXX:BARCODE'                                      '098787074529'
'TXXX:CATALOGNUMBER'                                'SPCD 745'
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'TXXX:MusicBrainz Album Id'                         'b7e5a873-9aa4-4de4-864e-31694b5e3cf6'
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'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '07b6020a-c539-4d68-aeef-f159f3befc76'
'TXXX:MusicBrainz Release Group Id'                 'b8ecb643-255e-353c-a6c4-6148c05d201d'
'TXXX:MusicBrainz Release Track Id'                 'b58e8d09-7ba6-4bbc-a829-edf1f501c13b'
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'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'                                  ['indie rock', 'rock']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'alt country', 'indie rock', 'rock']
'TXXX:originalyear'                                 '2007'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.37 dB'
'TXXX:replaygain_track_peak'                        '0.459809'
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========================== row from database ==========================
                                              'id'  1257096
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Band Of Horses/Cease To Begin/10 window blues.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  242
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  5785981
                                           'mtime'  1638554895
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Of 10 window blues ifs songwriter indie rock
                                      'tag_artist'  Band of Horses
                                     'tag_release'  Cease To Begin
                                       'tag_title'  Window Blues
                                             'bpm'  108.0
                                    'search_title'  'blues':2 'window':1
                                   'search_artist'  'band':1 'horses':3 'of':2
                                  'search_release'  'begin':3 'cease':1 'to':2
                                     'search_rest'  '00singer':1 'blues':6 'eos':3 'ifs':7 'indie':8 'of':4 'rock':9 'songwriter':2 'window':5
                                    'search_combo'  '00singer':9 'band':3B 'begin':8C 'blues':2A,14 'cease':6C 'eos':11 'horses':5B 'ifs':15 'indie':16 'of':4B,12 'rock':17 'songwriter':10 'to':7C 'window':1A,13
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'alt country', 'indie rock', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['indie rock', 'rock']

============================== file details ==============================
                                           'mtime'  1638554895.3780756  (2021-12-03 19:08:15)
                             'size'  5785981