======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '267'
                                          'artist'  'Jónsi'
                                     'text_people'  ''
                                         'release'  'Go'
                                           'title'  'Boy Lilikoi'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'icelandic', 'post rock', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic', 'rock', 'alternative rock', 'folk rock', 'post rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '9'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie'
                                             'bpm'  '145'
                                             'key'  '6B'
                                        'acoustid'  'd55d3a5e-b507-48b5-8a60-92282e7f7486'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Go'
'TBPM' (BPM (beats per minute))                     '145'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010-04-06'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['engineer', 'Greg Giorgio'], ['engineer', 'Peter Katis'], ['producer', 'Jón Þór Birgisson'], ['producer', 'Peter Katis'], ['producer', 'Alex Somers'], ['mix', 'Tom Elmhirst'], ['mix', 'Dan Parry'], ['double bass', 'Logan Coale'], ['horn and oboe', 'Christa Robinson'], ['glockenspiel, guitar, piano, sampler and ukulele', 'Jón Þór Birgisson'], ['vocals', 'Jón Þór Birgisson'], ['bass trombone', 'William Lang'], ['clarinet', 'Hideaki Aomori'], ['viola', 'John Pickford Richards'], ['viola', 'Nadia Sirota'], ['violin', 'Caleb Burhans'], ['violin', 'Courtney Orlando'], ['celesta, glockenspiel and piano', 'Nico Muhly'], ['cello', 'Clarice Jensen'], ['cello', 'Brian Snow'], ['bassoon', 'Edward Burns'], ['harp, membranophone and percussion', 'Samuli Kosminen'], ['celesta, glockenspiel, guitar, piano and sampler', 'Alex Somers'], ['trombone', 'David Nelson'], ['french horn', 'David Byrd-Marrow'], ['french horn', 'Kate Sheeran'], ['flute', 'Alexandra Sopp']])
'TIT2' (Title/songname/content description)         'Boy Lilikoi'
'TKEY' (Initial key)                                '6B'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Jónsi'
'TPE2' (Band/orchestra/accompaniment)               'Jónsi'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'XL Recordings'
'TRCK' (Track number/Position in set)               '4/9'
'TSO2'                                              'Jónsi'
'TSOP' (Performer sort order)                       'Jónsi'
'TSRC' (ISRC (international standard recording code))  'GBKEE1000097'
'TXXX:ASIN'                                         'B003DHULF6'
'TXXX:Acoustid Id'                                  'd55d3a5e-b507-48b5-8a60-92282e7f7486'
'TXXX:Artists'                                      'Jónsi'
'TXXX:CATALOGNUMBER'                                'XL-483-5'
'TXXX:MusicBrainz Album Artist Id'                  '5ab5210a-d5c0-481b-8ec3-8160c9341d8c'
'TXXX:MusicBrainz Album Id'                         '9511d78e-1068-3fa8-a393-c39d35e393c5'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5ab5210a-d5c0-481b-8ec3-8160c9341d8c'
'TXXX:MusicBrainz Release Group Id'                 '061db1d1-fc26-4987-beb6-d276c9f98c82'
'TXXX:MusicBrainz Release Track Id'                 'c587a7cf-ab26-3f12-9436-37eb4c5596be'
'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'                                  ['electronic', 'rock', 'alternative rock', 'folk rock', 'post rock']
'TXXX:lastfmtags'                                   ['indie', 'icelandic', 'post rock', 'experimental', 'ambient']
'TXXX:originalyear'                                 '2010'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.34 dB'
'TXXX:replaygain_track_peak'                        '0.354607'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'41189b9d-3f1e-45d8-84af-7c118221b3dc')

========================== row from database ==========================
                                              'id'  1247737
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Jónsi/Go/jónsi - 04 - boy lilikoi.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  267
                                           'genre'  ifs-songwriter-indie
                                        'filesize'  6480357
                                           'mtime'  1636400528
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos jónsi 04 boy lilikoi ifs songwriter indie
                                      'tag_artist'  Jónsi
                                     'tag_release'  Go
                                       'tag_title'  Boy Lilikoi
                                             'bpm'  145.0
                                    'search_title'  'boy':1 'lilikoi':2
                                   'search_artist'  'jonsi':1,2
                                  'search_release'  'go':1
                                     'search_rest'  '00singer':1 'boy':6 'eos':3 'ifs':8 'indie':9 'jonsi':4,5 'lilikoi':7 'songwriter':2
                                    'search_combo'  '00singer':6 'boy':1A,11 'eos':8 'go':5C 'ifs':13 'indie':14 'jonsi':3B,4B,9,10 'lilikoi':2A,12 'songwriter':7
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'icelandic', 'post rock', 'experimental', 'ambient']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic', 'rock', 'alternative rock', 'folk rock', 'post rock']

============================== file details ==============================
                                           'mtime'  1636400527.8007164  (2021-11-08 20:42:07)
                             'size'  6480357