======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '131'
                                          'artist'  'OLIVIA'
                                     'text_people'  ''
                                         'release'  'Synchronicity'
                                           'title'  'Mint'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'Q-PLAY-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-3', 'q-other-2', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rock', 'female vocalists', 'japanese', 'j pop', 'j rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  '14'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan'
                                             'bpm'  '101.513'
                                             'key'  '8A'
                                        'acoustid'  '6dc56a19-f5f3-470b-b10c-c0b3983b3003'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Synchronicity'
'TBPM' (BPM (beats per minute))                     '101.513'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-japan'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000-12-06'
'TIT2' (Title/songname/content description)         'Mint'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'OLIVIA'
'TPE2' (Band/orchestra/accompaniment)               'OLIVIA'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'avex trax'
'TRCK' (Track number/Position in set)               '14/14'
'TSO2'                                              'Olivia'
'TSOP' (Performer sort order)                       'Olivia'
'TXXX:ASIN'                                         'B00005HQ6N'
'TXXX:Acoustid Id'                                  '6dc56a19-f5f3-470b-b10c-c0b3983b3003'
'TXXX:Artists'                                      'OLIVIA'
'TXXX:BARCODE'                                      '4988064118830'
'TXXX:CATALOGNUMBER'                                'AVCD-11883'
'TXXX:MusicBrainz Album Artist Id'                  '44353ce7-1d1b-43c8-868d-83213531f688'
'TXXX:MusicBrainz Album Id'                         '85446aa7-d7ff-4468-9c47-d6f4f72a1cdc'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '44353ce7-1d1b-43c8-868d-83213531f688'
'TXXX:MusicBrainz Release Group Id'                 '30289aa5-19fd-32c1-8a82-fa02681c2fbf'
'TXXX:MusicBrainz Release Track Id'                 '4c016864-c2ac-34c2-8a93-8953ef76b497'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Jpan'
'TXXX:lastfmtags'                                   ['rock', 'female vocalists', 'japanese', 'j pop', 'j rock']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.46 dB'
'TXXX:replaygain_track_peak'                        '0.394213'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'd705ac47-24ee-421a-9207-45bbd3f65d37')

========================== row from database ==========================
                                              'id'  1422610
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Olivia/OLIVIA - Synchronicity - 14 - Mint.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  131
                                           'genre'  loc-asia-japan
                                        'filesize'  3171586
                                           'mtime'  1622821608
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia Olivia 14 loc asia japan
                                      'tag_artist'  OLIVIA
                                     'tag_release'  Synchronicity
                                       'tag_title'  Mint
                                             'bpm'  101.513
                                    'search_title'  'mint':1
                                   'search_artist'  'olivia':1
                                  'search_release'  'synchronicity':1
                                     'search_rest'  '00asia':1 'asia':4 'japan':5 'loc':3 'olivia':2
                                    'search_combo'  '00asia':4 'asia':7 'japan':8 'loc':6 'mint':1A 'olivia':2B,5 'synchronicity':3C
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'female vocalists', 'japanese', 'j pop', 'j rock']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622821607.7995293  (2021-06-04 17:46:47)
                             'size'  3171586