======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '90'
                                          'artist'  'Headphoner '
                                     'text_people'  ''
                                         'release'  'I have no car'
                                           'title'  'heu....'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '4'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '119.8'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'I have no car'
'TBPM' (BPM (beats per minute))                     '119.8'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TCOP' (Copyright message)                          'http://www.umbrellanoize.com/'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'heu....'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Headphoner '
'TRCK' (Track number/Position in set)               '2/4'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.20 dB'
'TXXX:replaygain_track_peak'                        '0.593685'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://otoscope.free.fr')

========================== row from database ==========================
                                              'id'  1120237
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/umb075-Headphoner I have no car/Headphoner-heu....mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  90
                                           'genre'  electronic-unsorted;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  2170936
                                           'mtime'  1678653766
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm umb075 electronic unsorted;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Headphoner 
                                     'tag_release'  I have no car
                                       'tag_title'  heu....
                                             'bpm'  119.8
                                    'search_title'  'heu':1,2
                                   'search_artist'  'headphoner':1
                                  'search_release'  'car':4 'have':2 'i':1 'no':3
                                     'search_rest'  'electronic':2 'mor':12 'pl':7 'set':4,6,9,11 'shirleyspinoza':8,10 'umb075':1 'unsorted':3,5
                                    'search_combo'  'car':7C 'electronic':9 'have':5C 'headphoner':3B 'heu':1A,2A 'i':4C 'mor':19 'no':6C 'pl':14 'set':11,13,16,18 'shirleyspinoza':15,17 'umb075':8 'unsorted':10,12
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678653766.3747842  (2023-03-12 21:42:46)
                             'size'  2170936