======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '179'
                                          'artist'  'Andy Sannella'
                                     'text_people'  ''
                                         'release'  "Steelin' It: The Steel Guitar Story"
                                           'title'  'Blues of the Guitar'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '25'
                                            'date'  '1950'
                                        'comments'  ''
                                           'genre'  'ifs-folk-steelguitar'
                                             'bpm'  '107.721'
                                             'key'  '11A'
                                        'acoustid'  '97592757-acec-40b6-8597-54244856ce61'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "Steelin' It: The Steel Guitar Story"
'TBPM' (BPM (beats per minute))                     '107.721'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'ifs-folk-steelguitar'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '1950'
'TIT2' (Title/songname/content description)         'Blues of the Guitar'
'TKEY' (Initial key)                                '11A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Andy Sannella'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/4'
'TPUB' (Publisher)                                  'Proper Records'
'TRCK' (Track number/Position in set)               '13/25'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Sannella, Andy'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.83.01, LAME dll 3.97, 320 Kbit/s, Stereo, High quality'
'TXXX:Acoustid Id'                                  '97592757-acec-40b6-8597-54244856ce61'
'TXXX:Artists'                                      'Andy Sannella'
'TXXX:BARCODE'                                      '805520021425'
'TXXX:CATALOGNUMBER'                                'PROPERBOX 142'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '36eb7650-d963-40d3-8986-53f8635bccf2'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '8468ea0c-72a2-42a7-96cd-164b87853151'
'TXXX:MusicBrainz Release Group Id'                 '56c3a097-d3b2-47a9-b868-d97e6021af35'
'TXXX:MusicBrainz Release Track Id'                 '3f30d3d3-6ea6-4d29-bcb9-b72c5176f56a'
'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:originalyear'                                 '2008'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.71 dB'
'TXXX:replaygain_track_peak'                        '0.565025'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'7fe61b9b-e695-4bc7-b8f7-4f09efde48db')

========================== row from database ==========================
                                              'id'  1528471
                                            'path'  /data/Music/Bulk/00localcharacter/va - _steelin_ it - the steel guitar story cd1 [slidin_ on the frets] [2008]/13 - blues of the guitar - andy sannella.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  179
                                           'genre'  ifs-folk-steelguitar
                                        'filesize'  7275350
                                           'mtime'  1636914063
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter va _steelin_ steel guitar story cd1 [slidin_ on frets] [2008] 13 blues guitar andy sannella ifs folk steelguitar
                                      'tag_artist'  Andy Sannella
                                     'tag_release'  Steelin' It: The Steel Guitar Story
                                       'tag_title'  Blues of the Guitar
                                             'bpm'  107.721
                                    'search_title'  'blues':1 'guitar':4 'of':2 'the':3
                                   'search_artist'  'andy':1 'sannella':2
                                  'search_release'  'guitar':7 'it':3,4 'steel':6 'steelin':1,2 'story':8 'the':5
                                     'search_rest'  '2008':12,13 'andy':15 'blues':14 'cd1':6 'folk':18 'frets':10,11 'guitar':4 'ifs':17 'on':9 'sannella':16 'slidin':7,8 'steel':3 'steelguitar':19 'steelin':2 'story':5 'va':1
                                    'search_combo'  '2008':26,27 'andy':5B,29 'blues':1A,28 'cd1':20 'folk':32 'frets':24,25 'guitar':4A,13C,18 'ifs':31 'it':9C,10C 'of':2A 'on':23 'sannella':6B,30 'slidin':21,22 'steel':12C,17 'steelguitar':33 'steelin':7C,8C,16 'story':14C,19 'the':3A,11C 'va':15
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1950
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636914062.552272  (2021-11-14 19:21:02)
                             'size'  7275350