======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '163'
                                          'artist'  '101 Strings Orchestra'
                                     'text_people'  ''
                                         'release'  'Ballroom Under the Stars'
                                           'title'  'Fly Me to the Moon'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-2', 'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-1', 'Q-CHART-2', 'Q-MIXBEAT-1', "
 "'Q-PLAY-2', 'q-bass-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-4']")
                                      'lastfmtags'  "['instrumental', 'edhits', 'myhits', 'classical', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '10'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-easy listening'
                                             'bpm'  '134.1'
                                             'key'  '8A'
                                        'acoustid'  'dbef6ac9-d75a-47f1-a94b-374270e94d66'
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))                     '134.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-easy listening'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Fly Me to the Moon'
'TKEY' (Initial key)                                '8A'
'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)               '3/10'
'TSO2'                                              '101 Strings'
'TSOP' (Performer sort order)                       '101 Strings'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 32bits version 3.98.4 (http://www.mp3dev.org/)'
'TXXX:ASIN'                                         'B000UFAUU0'
'TXXX:Acoustid Id'                                  'dbef6ac9-d75a-47f1-a94b-374270e94d66'
'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'                 'c9d5af5f-06d2-3e67-90f0-7e7ca15a4a7d'
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.49 dB'
'TXXX:replaygain_track_peak'                        '0.477065'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'5e3e2773-2d6c-400b-b51d-f0adcc858c2e')

========================== row from database ==========================
                                              'id'  1479774
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/2007 - Ballroom Under The Stars [3CD]/CD2/03 - Fly Me To The Moon (Slow Waltz).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  163
                                           'genre'  electronic-generic or radio-easy listening
                                        'filesize'  2664235
                                           'mtime'  1621705512
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 2007 The [3CD] CD2 03 To The (Slow Waltz) electronic generic or radio easy listening
                                      'tag_artist'  101 Strings Orchestra
                                     'tag_release'  Ballroom Under the Stars
                                       'tag_title'  Fly Me to the Moon
                                             'bpm'  134.1
                                    'search_title'  'fly':1 'me':2 'moon':5 'the':4 'to':3
                                   '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':19 'electronic':15 'exotica':2 'generic':16 'jazz':1 'listening':20 'oldies':3 'or':17 'radio':18 'slow':11,12 'the':6 'to':10 'waltz':13,14
                                    'search_combo'  '101':6B '2007':17 '3cd':19,20 'ballroom':9C 'cd2':21 'country':16 'easy':31 'electronic':27 'exotica':14 'fly':1A 'generic':28 'jazz':13 'listening':32 'me':2A 'moon':5A 'oldies':15 'or':29 'orchestra':8B 'radio':30 'slow':23,24 'stars':12C 'strings':7B 'the':4A,11C,18 'to':3A,22 'under':10C 'waltz':25,26
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', '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-4', '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'  1621705512.1400368  (2021-05-22 19:45:12)
                             'size'  2664235