======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '139'
                                          'artist'  'Jiri Brabec'
                                     'text_people'  ''
                                         'release'  'The Best Of Country Beat'
                                           'title'  'Express'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'q-syn-2', 'Q-PLAY-2', 'q-bass-3', 'q-busy-3', "
 "'q-grit-2', 'Q-OLDST-3', 'Q-PIANO-2', 'q-chart-1', 'q-drums-1', 'q-other-4', "
 "'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  ''
                                            'date'  '1972'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '143.314'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         '365 Days Project'
'COMM:ID3v1 Comment:XXX'                            '365 Days Project'
'TALB' (Album/Movie/Show title)                     'The Best Of Country Beat'
'TBPM' (BPM (beats per minute))                     '143.314'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1972'
'TIT2' (Title/songname/content description)         'Express'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Jiri Brabec'
'TRCK' (Track number/Position in set)               '08'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   'country'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.08 dB'
'TXXX:replaygain_track_peak'                        '0.619365'

========================== row from database ==========================
                                              'id'  1319988
                                            'path'  /data/Music/Bulk/00poprockelectronic/11/317_08_Jiri_Brabec_-_Express.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  139
                                           'genre'  electronic-unsorted
                                        'filesize'  4048124
                                           'mtime'  1620565326
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 11 317_08_Jiri_Brabec_ _Express electronic unsorted
                                      'tag_artist'  Jiri Brabec
                                     'tag_release'  The Best Of Country Beat
                                       'tag_title'  Express
                                             'bpm'  143.314
                                    'search_title'  'express':1
                                   'search_artist'  'brabec':2 'jiri':1
                                  'search_release'  'beat':5 'best':2 'country':4 'of':3 'the':1
                                     'search_rest'  '00poprockelectronic':1 '08':3 '317':2 'brabec':5 'electronic':7 'express':6 'jiri':4 'unsorted':8
                                    'search_combo'  '00poprockelectronic':9 '08':11 '317':10 'beat':8C 'best':5C 'brabec':3B,13 'country':7C 'electronic':15 'express':1A,14 'jiri':2B,12 'of':6C 'the':4C 'unsorted':16
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-PLAY-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['country']
                                        'tag_date'  1972
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620565326.4369776  (2021-05-09 15:02:06)
                             'size'  4048124