======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '150'
                                          'artist'  'Arnold Dreyblatt & The Orchestra of Excited Strings'
                                     'text_people'  ''
                                         'release'  'Propellers in Love'
                                           'title'  'Propellers in Love: 6. Lucky Strike'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
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 "'Q-PIANO-4', 'q-chart-1', 'q-drums-2', 'q-other-2', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['contemporary classical', 'minimalism', 'avant garde', 'experimental', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '7'
                                            'date'  '1988'
                                        'comments'  ''
                                           'genre'  'prerock-classical or classical instruments'
                                             'bpm'  '146.0'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Propellers in Love'
'TBPM' (BPM (beats per minute))                     '146.0'
'TCON' (Content type, a.k.a. Genre)                 'prerock-classical or classical instruments'
'TDOR' (Original release time)                      '1988'
'TDRC' (Recording time)                             '1988'
'TIT2' (Title/songname/content description)         'Propellers in Love: 6. Lucky Strike'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Arnold Dreyblatt & The Orchestra of Excited Strings'
'TPE2' (Band/orchestra/accompaniment)               'Arnold Dreyblatt & The Orchestra of Excited Strings'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'hat ART'
'TRCK' (Track number/Position in set)               '6/7'
'TSO2'                                              'Arnold Dreyblatt & The Orchestra of Excited Strings'
'TSOP' (Performer sort order)                       'Arnold Dreyblatt & The Orchestra of Excited Strings'
'TXXX:CATALOGNUMBER'                                'hat ART CD 6011'
'TXXX:MusicBrainz Album Artist Id'                  'e587e4ca-0e91-4e75-a099-00c3328ed7ee'
'TXXX:MusicBrainz Album Id'                         '172bd03e-96f4-4f20-aefc-993643b2280d'
'TXXX:MusicBrainz Album Release Country'            'CH'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'e587e4ca-0e91-4e75-a099-00c3328ed7ee'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['contemporary classical',
 'minimalism',
 'avant garde',
 'experimental',
 'minimal']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+5.23 dB'
'TXXX:replaygain_track_peak'                        '0.911448'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'678c02a9-22f5-42f6-92bc-c2a468ecbc1c')

========================== row from database ==========================
                                              'id'  681037
                                            'path'  /data/Music/Bulk/00instruments-classical/1988 - propellers in love/06 - propellers in love- 6. lucky strike.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  150
                                           'genre'  prerock-classical or classical instruments
                                        'filesize'  3611097
                                           'mtime'  1620574117
                                   'redo_metaread'  0
                                        'rest_str'   00instruments classical 1988 propellers love 06 propellers love lucky strike prerock classical or classical instruments
                                      'tag_artist'  Arnold Dreyblatt & The Orchestra of Excited Strings
                                     'tag_release'  Propellers in Love
                                       'tag_title'  Propellers in Love: 6. Lucky Strike
                                             'bpm'  146.0
                                    'search_title'  '6':5,6 'in':2 'love':3,4 'lucky':7 'propellers':1 'strike':8
                                   'search_artist'  'arnold':1 'dreyblatt':2 'excited':6 'of':5 'orchestra':4 'strings':7 'the':3
                                  'search_release'  'in':2 'love':3 'propellers':1
                                     'search_rest'  '00instruments':1 '1988':3 'classical':2 'instruments':10 'love':5 'lucky':6 'or':9 'prerock':8 'propellers':4 'strike':7
                                    'search_combo'  '00instruments':19 '1988':21 '6':5A,6A 'arnold':9B 'classical':20 'dreyblatt':10B 'excited':14B 'in':2A,17C 'instruments':28 'love':3A,4A,18C,23 'lucky':7A,24 'of':13B 'or':27 'orchestra':12B 'prerock':26 'propellers':1A,16C,22 'strike':8A,25 'strings':15B 'the':11B
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-4', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['contemporary classical', 'minimalism', 'avant garde', 'experimental', 'minimal']
                                        'tag_date'  1988
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620574116.8678987  (2021-05-09 17:28:36)
                             'size'  3611097