======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '185'
                                          'artist'  'Firehouse Five'
                                     'text_people'  ''
                                         'release'  'Firehouse Five'
                                           'title'  'Who walks in when I walk out'
                                           'quals'  ("['Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-1', 'Q-CHART-2', 'q-drums-1', "
 "'q-other-4', 'q-piano-1', 'q-vocals-2', 'Q-HAP-3', 'Q-SYN-1', 'Q-UNU-1', "
 "'Q-JZFKS-3', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-dixiestyle'
                                             'bpm'  '111.6'
                                             'key'  'A m'  (8A)
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Firehouse Five'
'TBPM' (BPM (beats per minute))                     '111.6'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-dixiestyle'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Who walks in when I walk out'
'TKEY' (Initial key)                                'A m'
'TPE1' (Lead performer(s)/Soloist(s))               'Firehouse Five'
'TPE2' (Band/orchestra/accompaniment)               'Firehouse Five'
'TXXX:MusicMagic Data'                              'AQEBWqQThfOvQ6qQguE60U7YgAGCpoVsLwu0jgj8hUb144ABgvMltLxHgAH1AcZVgkSAAfeHIBoES4ABgAGs9R92DEnEd8MHgAKAAQ=='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.41 dB'
'TXXX:replaygain_track_peak'                        '0.444923'

========================== row from database ==========================
                                              'id'  1495028
                                            'path'  /data/Music/Other/Pa/Dixieland/Firehouse Five/Who walks in when I walk out.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  185
                                           'genre'  prerock-jb-jazz-dixiestyle
                                        'filesize'  3723369
                                           'mtime'  1621092510
                                   'redo_metaread'  0
                                        'rest_str'   Pa Dixieland prerock jb jazz dixiestyle
                                      'tag_artist'  Firehouse Five
                                     'tag_release'  Firehouse Five
                                       'tag_title'  Who walks in when I walk out
                                             'bpm'  111.6
                                    'search_title'  'i':5 'in':3 'out':7 'walk':6 'walks':2 'when':4 'who':1
                                   'search_artist'  'firehouse':1 'five':2
                                  'search_release'  'firehouse':1 'five':2
                                     'search_rest'  'dixieland':2 'dixiestyle':6 'jazz':5 'jb':4 'pa':1 'prerock':3
                                    'search_combo'  'dixieland':13 'dixiestyle':17 'firehouse':8B,10C 'five':9B,11C 'i':5A 'in':3A 'jazz':16 'jb':15 'out':7A 'pa':12 'prerock':14 'walk':6A 'walks':2A 'when':4A 'who':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  A m
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-CHART-2', 'Q-JZFKS-3', 'Q-UNU-1', 'q-drums-1', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621092510.3856032  (2021-05-15 17:28:30)
                             'size'  3723369