======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '161'
                                          'artist'  'Speedy West & Jimmy Bryant'
                                     'text_people'  ''
                                         'release'  'Flaming Guitars'
                                           'title'  "Ain't Nobody's Business but My Own"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', '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'  '2'
                                      'tracktotal'  '22'
                                            'date'  '1950'
                                        'comments'  ''
                                           'genre'  'ifs-folk-steelguitar'
                                             'bpm'  '133'
                                             'key'  '8B'
                                        'acoustid'  ''
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))                     '133'
'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)         "Ain't Nobody's Business but My Own"
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Kay Starr & Tennessee Ernie Ford'
'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)               '2/22'
'TSO2'                                              'West, Speedy & Bryant, Jimmy'
'TSOP' (Performer sort order)                       'Starr, Kay & Ford, Tennessee Ernie'
'TXXX:ASIN'                                         'B0000282QR'
'TXXX:Artists'                                      'Kay Starr/Tennessee Ernie Ford'
'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'                        'd25d395a-3891-4243-9a05-8308ad24969d/947163f5-f306-4d78-a316-8c3fb317ae50'
'TXXX:MusicBrainz Release Group Id'                 '070fc45b-2304-39cd-93ac-7210ab921f6d'
'TXXX:MusicBrainz Release Track Id'                 '0dd61d2b-f87a-3f9c-a564-a2da1663fbe6'
'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'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.38 dB'
'TXXX:replaygain_track_peak'                        '0.575484'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'b9676a6f-dcca-40ba-b4c6-d2cf674c6bbc')

========================== row from database ==========================
                                              'id'  1519742
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/speedy west & jimmy bryant cd 4/04 - Ain_t Nobody Business But My... - Kay Starr & T. Ernie Ford.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  161
                                           'genre'  ifs-folk-steelguitar
                                        'filesize'  2686235
                                           'mtime'  1636914063
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm speedy west jimmy bryant cd 4 04 Ain_t But My... Kay Starr T. Ernie Ford ifs folk steelguitar
                                      'tag_artist'  Speedy West & Jimmy Bryant
                                     'tag_release'  Flaming Guitars
                                       'tag_title'  Ain't Nobody's Business but My Own
                                             'bpm'  133.0
                                    'search_title'  'ain':1 'aint':3 'business':7 'but':8 'my':9 'nobody':4 'nobodys':6 'own':10 's':5 't':2
                                   'search_artist'  'bryant':4 'jimmy':3 'speedy':1 'west':2
                                  'search_release'  'flaming':1 'guitars':2
                                     'search_rest'  '4':6 'ain':7 'bryant':4 'but':9 'cd':5 'ernie':16 'folk':19 'ford':17 'ifs':18 'jimmy':3 'kay':12 'my':10,11 'speedy':1 'starr':13 'steelguitar':20 't':8,14,15 'west':2
                                    'search_combo'  '4':22 'ain':1A,23 'aint':3A 'bryant':14B,20 'business':7A 'but':8A,25 'cd':21 'ernie':32 'flaming':15C 'folk':35 'ford':33 'guitars':16C 'ifs':34 'jimmy':13B,19 'kay':28 'my':9A,26,27 'nobody':4A 'nobodys':6A 'own':10A 's':5A 'speedy':11B,17 'starr':29 'steelguitar':36 't':2A,24,30,31 'west':12B,18
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  8B
                                           '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-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['fip', 'country', 'steel guitar', 'western swing', 'rockabilly', 'rock']
                                        'tag_date'  1950
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636914062.536242  (2021-11-14 19:21:02)
                             'size'  2686235