======================== unified (from filesystem) ========================
                                         'bitrate'  '152.422'
                                        'duration'  '800'
                                          'artist'  'Bugge Wesseltoft'
                                     'text_people'  ''
                                         'release'  'Sharing'
                                           'title'  "Breen'n Glue"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['norwegian', 'jazzy flavoured', 'jazz', 'electronic', 'nu jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '09'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '114.0'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Sharing'
'TBPM' (BPM (beats per minute))                     '114.0'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         "Breen'n Glue"
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bugge Wesseltoft'
'TRCK' (Track number/Position in set)               '09'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['norwegian', 'jazzy flavoured', 'jazz', 'electronic', 'nu jazz']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.19 dB'
'TXXX:replaygain_track_peak'                        '0.647023'

========================== row from database ==========================
                                              'id'  1509552
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/bugge wesseltoft/Sharing/09 - Breen_n Glue.mp3
                                         'working'  None
                                         'bitrate'  152
                                    'duration_sec'  800
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  15258611
                                           'mtime'  1620537418
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country bugge wesseltoft 09 Breen_n prerock jb jazz unsorted
                                      'tag_artist'  Bugge Wesseltoft
                                     'tag_release'  Sharing
                                       'tag_title'  Breen'n Glue
                                             'bpm'  114.0
                                    'search_title'  'breen':1 'breenn':3 'glue':4 'n':2
                                   'search_artist'  'bugge':1 'wesseltoft':2
                                  'search_release'  'sharing':1
                                     'search_rest'  'breen':7 'bugge':5 'country':4 'exotica':2 'jazz':1 'jb':10 'n':8 'oldies':3 'prerock':9 'unsorted':11 'wesseltoft':6
                                    'search_combo'  'breen':1A,14 'breenn':3A 'bugge':5B,12 'country':11 'exotica':9 'glue':4A 'jazz':8 'jb':17 'n':2A,15 'oldies':10 'prerock':16 'sharing':7C 'unsorted':18 'wesseltoft':6B,13
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-4', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['norwegian', 'jazzy flavoured', 'jazz', 'electronic', 'nu jazz']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620537417.7747293  (2021-05-09 07:16:57)
                             'size'  15258611