======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '366'
                                          'artist'  'Loreena McKennitt'
                                     'text_people'  ''
                                         'release'  'The Book of Secrets'
                                           'title'  'Skellig'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['new age', 'celtic', 'female vocalists', 'ethereal', 'folk']"
                                     'discogstags'  "['celtic', 'folk', 'folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '8'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-folk'
                                             'bpm'  '110'
                                             'key'  '5A'
                                        'acoustid'  'ca196fce-82cc-496d-9fbc-f33ab995716d'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         '11-11-2001'
'COMM:ID3v1 Comment:XXX'                            '11-11-2001'
'TALB' (Album/Movie/Show title)                     'The Book of Secrets'
'TBPM' (BPM (beats per minute))                     '110'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-folk'
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Skellig'
'TKEY' (Initial key)                                '5A'
'TMED' (Media type)                                 'Enhanced CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Loreena McKennitt'
'TPE2' (Band/orchestra/accompaniment)               'Loreena McKennitt'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Quinlan Road'
'TRCK' (Track number/Position in set)               '3/8'
'TSO2'                                              'McKennitt, Loreena'
'TSOP' (Performer sort order)                       'McKennitt, Loreena'
'TSRC' (ISRC (international standard recording code))  'CAQ119700068'
'TXXX:ASIN'                                         'B000J233SK'
'TXXX:Acoustid Id'                                  'ca196fce-82cc-496d-9fbc-f33ab995716d'
'TXXX:Artists'                                      'Loreena McKennitt'
'TXXX:BARCODE'                                      '774213991072'
'TXXX:CATALOGNUMBER'                                'B0007953-02'
'TXXX:MusicBrainz Album Artist Id'                  'c1e5344e-1bff-4727-9417-a4f55e41b5ff'
'TXXX:MusicBrainz Album Id'                         'f73df022-d463-4f2e-aa66-a2d335413c58'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'c1e5344e-1bff-4727-9417-a4f55e41b5ff'
'TXXX:MusicBrainz Release Group Id'                 '5ef10a82-833e-3926-a857-9560352adb56'
'TXXX:MusicBrainz Release Track Id'                 '0c57c40a-a3f3-4258-85be-f184cb9cad29'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['celtic', 'folk', 'folk, world, & country']
'TXXX:lastfmtags'                                   ['new age', 'celtic', 'female vocalists', 'ethereal', 'folk']
'TXXX:originalyear'                                 '1997'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.38 dB'
'TXXX:replaygain_track_peak'                        '0.509782'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c3ec7a87-1456-4329-adb8-a622a6bb6c6c')

========================== row from database ==========================
                                              'id'  1387112
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Loreena McKennitt - Loreena Mckennit/The Book of Secrets/Loreena Mckennitt - Skellig.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  366
                                           'genre'  ifs-songwriter-folk
                                        'filesize'  5939276
                                           'mtime'  1636400735
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Mckennit Mckennitt ifs songwriter folk
                                      'tag_artist'  Loreena McKennitt
                                     'tag_release'  The Book of Secrets
                                       'tag_title'  Skellig
                                             'bpm'  110.0
                                    'search_title'  'skellig':1
                                   'search_artist'  'kennitt':4 'loreena':1 'mc':3 'mckennitt':2
                                  'search_release'  'book':2 'of':3 'secrets':4 'the':1
                                     'search_rest'  '00singer':1 'eos':3 'folk':7 'ifs':6 'mckennit':4 'mckennitt':5 'songwriter':2
                                    'search_combo'  '00singer':10 'book':7C 'eos':12 'folk':16 'ifs':15 'kennitt':5B 'loreena':2B 'mc':4B 'mckennit':13 'mckennitt':3B,14 'of':8C 'secrets':9C 'skellig':1A 'songwriter':11 'the':6C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['new age', 'celtic', 'female vocalists', 'ethereal', 'folk']
                                        'tag_date'  2006
                                     'discogstags'  ['celtic', 'folk', 'folk, world, & country']

============================== file details ==============================
                                           'mtime'  1636400734.8520248  (2021-11-08 20:45:34)
                             'size'  5939276