======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '168'
                                          'artist'  'Speedy West & Jimmy Bryant'
                                     'text_people'  ''
                                         'release'  'Flaming Guitars'
                                           'title'  'Wild Card'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['fip', 'country', 'steel guitar', 'western swing', 'rockabilly', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '22'
                                            'date'  '1950'
                                        'comments'  ''
                                           'genre'  'ifs-folk-steelguitar'
                                             'bpm'  '100.9'
                                             'key'  '8A'
                                        'acoustid'  'aba90b1d-f0ab-4b11-a51b-df927e96a1b5'
rest: ''

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

'APIC:Box'                                          type PictureType.COVER_FRONT (Cover (front)) b'Box'
                                     
'TALB' (Album/Movie/Show title)                     'Flaming Guitars'
'TBPM' (BPM (beats per minute))                     '100.9'
'TCON' (Content type, a.k.a. Genre)                 'ifs-folk-steelguitar'
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '1950'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Richard Weize']])
'TIT2' (Title/songname/content description)         'Wild Card'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Tex Williams'
'TPE2' (Band/orchestra/accompaniment)               'Speedy West & Jimmy Bryant'
'TPOS' (Part of a set)                              '4/4'
'TPUB' (Publisher)                                  'Bear Family Records'
'TRCK' (Track number/Position in set)               '4/22'
'TSO2'                                              'West, Speedy & Bryant, Jimmy'
'TSOP' (Performer sort order)                       'Williams, Tex'
'TXXX:ASIN'                                         'B0000282QR'
'TXXX:Acoustid Id'                                  'aba90b1d-f0ab-4b11-a51b-df927e96a1b5'
'TXXX:Artists'                                      'Tex Williams'
'TXXX:BARCODE'                                      '4000127159564'
'TXXX:CATALOGNUMBER'                                'BCD 15956'
'TXXX:MusicBrainz Album Artist Id'                  'bd9f96c7-813f-4515-ae3a-a9ec906dffea/34b6e0a4-9098-4445-8564-f78cc467cb6f'
'TXXX:MusicBrainz Album Id'                         '1ccbad7b-1067-47cf-b6d3-d30ed5f65bfe'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '52889ea9-1c52-487e-95a4-8c53f8322ca2'
'TXXX:MusicBrainz Release Group Id'                 '070fc45b-2304-39cd-93ac-7210ab921f6d'
'TXXX:MusicBrainz Release Track Id'                 'f877ac45-32d5-3724-9841-88a850658793'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['fip', 'country', 'steel guitar', 'western swing', 'rockabilly', 'rock']
'TXXX:originalyear'                                 '1997'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.59 dB'
'TXXX:replaygain_track_peak'                        '0.643870'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'13ec35f3-cfa7-4fa0-a70a-d2ca06e57ca3')

========================== row from database ==========================
                                              'id'  731772
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/speedy west & jimmy bryant cd 4/06 - Wild Card - Tex Williams.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  168
                                           'genre'  ifs-folk-steelguitar
                                        'filesize'  2799448
                                           'mtime'  1636914063
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm speedy west jimmy bryant cd 4 06 Tex Williams ifs folk steelguitar
                                      'tag_artist'  Speedy West & Jimmy Bryant
                                     'tag_release'  Flaming Guitars
                                       'tag_title'  Wild Card
                                             'bpm'  100.9
                                    'search_title'  'card':2 'wild':1
                                   'search_artist'  'bryant':4 'jimmy':3 'speedy':1 'west':2
                                  'search_release'  'flaming':1 'guitars':2
                                     'search_rest'  '4':6 'bryant':4 'cd':5 'folk':10 'ifs':9 'jimmy':3 'speedy':1 'steelguitar':11 'tex':7 'west':2 'williams':8
                                    'search_combo'  '4':14 'bryant':6B,12 'card':2A 'cd':13 'flaming':7C 'folk':18 'guitars':8C 'ifs':17 'jimmy':5B,11 'speedy':3B,9 'steelguitar':19 'tex':15 'west':4B,10 'wild':1A 'williams':16
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['fip', 'country', 'steel guitar', 'western swing', 'rockabilly', 'rock']
                                        'tag_date'  1950
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636914062.5668485  (2021-11-14 19:21:02)
                             'size'  2799448