======================== unified (from filesystem) ========================
                                         'bitrate'  '206.251'
                                        'duration'  '167'
                                          'artist'  'Eicher Stephan'
                                     'text_people'  ''
                                         'release'  'Eldorado'
                                           'title'  'Pas Diplu'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-2', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-1']")
                                      'lastfmtags'  "['schweiz', 'evergreen', 'chanson', 'minimal electro']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '135.004'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Eldorado'
'TBPM' (BPM (beats per minute))                     '135.004'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'Winamp 5.33'
'TIT2' (Title/songname/content description)         'Pas Diplu'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Eicher Stephan'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['schweiz', 'evergreen', 'chanson', 'minimal electro']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.25 dB'
'TXXX:replaygain_track_peak'                        '0.393483'

========================== row from database ==========================
                                              'id'  1538893
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/08 - Eicher Stephan - Pas Déplu.mp3
                                         'working'  None
                                         'bitrate'  206
                                    'duration_sec'  167
                                           'genre'  loc-unsorted
                                        'filesize'  4319104
                                           'mtime'  1620400458
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 08 Déplu loc unsorted
                                      'tag_artist'  Eicher Stephan
                                     'tag_release'  Eldorado
                                       'tag_title'  Pas Diplu
                                             'bpm'  135.004
                                    'search_title'  'diplu':2 'pas':1
                                   'search_artist'  'eicher':1 'stephan':2
                                  'search_release'  'eldorado':1
                                     'search_rest'  '00mid':1 'deplu':4,5 'europe':3 'loc':6 'north':2 'unsorted':7
                                    'search_combo'  '00mid':6 'deplu':9,10 'diplu':2A 'eicher':3B 'eldorado':5C 'europe':8 'loc':11 'north':7 'pas':1A 'stephan':4B 'unsorted':12
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-2', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-1']
                                      'lastfmtags'  ['schweiz', 'evergreen', 'chanson', 'minimal electro']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620400457.566342  (2021-05-07 17:14:17)
                             'size'  4319104