======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '188'
                                          'artist'  '101 Strings Orchestra'
                                     'text_people'  ''
                                         'release'  'Ballroom Under the Stars'
                                           'title'  'Could I Have This Dance (For the Rest of My Life)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
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 "'Q-PLAY-2', 'q-bass-1', 'q-drums-1', 'q-other-3', 'q-piano-2', 'q-vocals-4']")
                                      'lastfmtags'  "['instrumental', 'edhits', 'myhits', 'classical', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '10'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-easy listening'
                                             'bpm'  '142.9'
                                             'key'  '8B'
                                        'acoustid'  'eaaa4ead-c4b7-4ec1-965d-76d783eace89'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Ballroom Under the Stars'
'TBPM' (BPM (beats per minute))                     '142.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-easy listening'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Could I Have This Dance (For the Rest of My Life)'
'TKEY' (Initial key)                                '8B'
'TLEN' (Length)                                     '188238'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               '101 Strings Orchestra'
'TPE2' (Band/orchestra/accompaniment)               '101 Strings Orchestra'
'TPOS' (Part of a set)                              '2/3'
'TPUB' (Publisher)                                  'Madacy Special Products'
'TRCK' (Track number/Position in set)               '5/10'
'TSO2'                                              '101 Strings'
'TSOP' (Performer sort order)                       '101 Strings'
'TXXX:ASIN'                                         'B000UFAUU0'
'TXXX:Acoustid Id'                                  'eaaa4ead-c4b7-4ec1-965d-76d783eace89'
'TXXX:Artists'                                      '101 Strings Orchestra'
'TXXX:BARCODE'                                      '628261345724'
'TXXX:CATALOGNUMBER'                                'TCD2-53457'
'TXXX:MusicBrainz Album Artist Id'                  '5c176092-cb4d-4e05-806b-1e9414f2b28c'
'TXXX:MusicBrainz Album Id'                         '648491dc-7b01-455b-8c39-b0d5eef75235'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5c176092-cb4d-4e05-806b-1e9414f2b28c'
'TXXX:MusicBrainz Release Group Id'                 '1ac05a45-5513-407d-9481-21ad334ef59d'
'TXXX:MusicBrainz Release Track Id'                 '2c7a7664-83ff-3c09-b7eb-1531e294ebb6'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['instrumental', 'edhits', 'myhits', 'classical', 'easy listening']
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.38 dB'
'TXXX:replaygain_track_peak'                        '0.480192'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'88e55748-8cd3-4d6f-b49f-84736a5ee836')

========================== row from database ==========================
                                              'id'  1479524
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/2007 - Ballroom Under The Stars [3CD]/CD2/05 - Could I Have This Dance (Slow Waltz).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  188
                                           'genre'  electronic-generic or radio-easy listening
                                        'filesize'  3066773
                                           'mtime'  1621705512
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 2007 The [3CD] CD2 05 (Slow Waltz) electronic generic radio easy listening
                                      'tag_artist'  101 Strings Orchestra
                                     'tag_release'  Ballroom Under the Stars
                                       'tag_title'  Could I Have This Dance (For the Rest of My Life)
                                             'bpm'  142.9
                                    'search_title'  'could':1 'dance':5 'for':6,7 'have':3 'i':2 'life':12,13 'my':11 'of':10 'rest':9 'the':8 'this':4
                                   'search_artist'  '101':1 'orchestra':3 'strings':2
                                  'search_release'  'ballroom':1 'stars':4 'the':3 'under':2
                                     'search_rest'  '2007':5 '3cd':7,8 'cd2':9 'country':4 'easy':17 'electronic':14 'exotica':2 'generic':15 'jazz':1 'listening':18 'oldies':3 'radio':16 'slow':10,11 'the':6 'waltz':12,13
                                    'search_combo'  '101':14B '2007':25 '3cd':27,28 'ballroom':17C 'cd2':29 'could':1A 'country':24 'dance':5A 'easy':37 'electronic':34 'exotica':22 'for':6A,7A 'generic':35 'have':3A 'i':2A 'jazz':21 'life':12A,13A 'listening':38 'my':11A 'of':10A 'oldies':23 'orchestra':16B 'radio':36 'rest':9A 'slow':30,31 'stars':20C 'strings':15B 'the':8A,19C,26 'this':4A 'under':18C 'waltz':32,33
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-2', 'Q-MIXBEAT-1', 'Q-OLDST-2', 'Q-GRIT-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-1', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1']
                                      'lastfmtags'  ['instrumental', 'edhits', 'myhits', 'classical', 'easy listening']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621705512.2632852  (2021-05-22 19:45:12)
                             'size'  3066773