======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '186'
                                          'artist'  'Jason Mraz'
                                     'text_people'  ''
                                         'release'  'Mr. A-Z'
                                           'title'  'Wordplay'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['acoustic', 'alternative', 'rock', 'pop', 'singer songwriter']"
                                     'discogstags'  "['rock', 'soft rock', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '12'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-pop'
                                             'bpm'  '89'
                                             'key'  '9B'
                                        'acoustid'  '9b0e52c8-1a3a-410d-aac6-da1c924e2781'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 0000190E 00001942 00008C87 0000A4A5 000000EB 000000EB 00008CE7 00008D12 '
 '0000AFD0 0000AFD0')
'COMM:iTunes_CDDB_1:eng'                            'A80CC10C+245055+12+150+19685+33673+51315+69353+86980+106740+129416+152962+170569+191408+208298'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '2'
'TALB' (Album/Movie/Show title)                     'Mr. A-Z'
'TBPM' (BPM (beats per minute))                     '89'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-pop'
'TDOR' (Original release time)                      '2005'
'TDRC' (Recording time)                             '2005-07-26'
'TENC' (Encoded by)                                 'iTunes v4.9'
'TIT2' (Title/songname/content description)         'Wordplay'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Jason Mraz'
'TPE2' (Band/orchestra/accompaniment)               'Jason Mraz'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Atlantic'
'TRCK' (Track number/Position in set)               '2/12'
'TSO2'                                              'Mraz, Jason'
'TSOP' (Performer sort order)                       'Mraz, Jason'
'TXXX:ASIN'                                         'B0009WJ3HU'
'TXXX:Acoustid Id'                                  '9b0e52c8-1a3a-410d-aac6-da1c924e2781'
'TXXX:Artists'                                      'Jason Mraz'
'TXXX:BARCODE'                                      '075678383328'
'TXXX:CATALOGNUMBER'                                '7567-83833-2'
'TXXX:MusicBrainz Album Artist Id'                  '82eb8936-7bf6-4577-8320-a2639465206d'
'TXXX:MusicBrainz Album Id'                         '60a2d3dc-0cfa-4b35-94c3-24fb4a21b562'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '82eb8936-7bf6-4577-8320-a2639465206d'
'TXXX:MusicBrainz Release Group Id'                 'f54179f8-7785-3dc8-bf41-90f7fd042ab7'
'TXXX:MusicBrainz Release Track Id'                 'f9c58bb6-14ca-4c59-a4a9-0be7d9a32d79'
'TXXX:Q-HAP'                                        '3'
'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'                                  ['rock', 'soft rock', 'pop rock']
'TXXX:lastfmtags'                                   ['acoustic', 'alternative', 'rock', 'pop', 'singer songwriter']
'TXXX:originalyear'                                 '2005'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '-1.33 dB'
'TXXX:replaygain_track_peak'                        '0.457705'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a47cdb99-2135-4b27-9bd4-7347cd18827f')

========================== row from database ==========================
                                              'id'  202698
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Jason Mraz/(Jason Mraz) - 08 - Mr A-Z/02 Wordplay.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  186
                                           'genre'  ifs-songwriter-pop
                                        'filesize'  5305890
                                           'mtime'  1620645775
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos (Jason Mraz) 08 02 ifs songwriter pop
                                      'tag_artist'  Jason Mraz
                                     'tag_release'  Mr. A-Z
                                       'tag_title'  Wordplay
                                             'bpm'  89.0
                                    'search_title'  'wordplay':1
                                   'search_artist'  'jason':1 'mraz':2
                                  'search_release'  'a':3 'az':5 'mr':1,2 'z':4
                                     'search_rest'  '00singer':1 'eos':3 'ifs':8 'jason':4,5 'mraz':6,7 'pop':9 'songwriter':2
                                    'search_combo'  '00singer':9 'a':6C 'az':8C 'eos':11 'ifs':16 'jason':2B,12,13 'mr':4C,5C 'mraz':3B,14,15 'pop':17 'songwriter':10 'wordplay':1A 'z':7C
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', '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-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['acoustic', 'alternative', 'rock', 'pop', 'singer songwriter']
                                        'tag_date'  2005
                                     'discogstags'  ['rock', 'soft rock', 'pop rock']

============================== file details ==============================
                                           'mtime'  1620645775.4118526  (2021-05-10 13:22:55)
                             'size'  5305890