======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '181'
                                          'artist'  'Jim Croce'
                                     'text_people'  ''
                                         'release'  '100 Oldies Deel 34'
                                           'title'  'Bad Bad Leroy Brown'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-2', 'Q-PLAY-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-vocals-4', 'q-mixbeat-2', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['rock', 'classic rock', '70s', 'folk', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '45'
                                      'tracktotal'  '100'
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  ('electronic-generic or '
 'radio-unsorted;rock-cppex;ifs-songwriter-folk;ifs-songwriter-rock')
                                             'bpm'  '145.476'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     '100 Oldies Deel 34'
'TBPM' (BPM (beats per minute))                     '145.476'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted',
 'rock-cppex',
 'ifs-songwriter-folk',
 'ifs-songwriter-rock',
 'rock-cppex']
'TDRC' (Recording time)                             '1975'
'TENC' (Encoded by)                                 'Mister X'
'TIT2' (Title/songname/content description)         'Bad Bad Leroy Brown'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jim Croce'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '45/100'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock', 'classic rock', '70s', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.22 dB'
'TXXX:replaygain_track_peak'                        '0.436330'

========================== row from database ==========================
                                              'id'  1297804
                                            'path'  /data/Music/Bulk/00poprockelectronic/100 oldies deel 35/45 Jim Croce - Bad Bad Leroy Brown.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  181
                                           'genre'  electronic-generic or radio-unsorted;rock-cppex;ifs-songwriter-folk;ifs-songwriter-rock
                                        'filesize'  7752313
                                           'mtime'  1642256323
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic oldies deel 35 45 electronic generic or radio unsorted;rock cppex;ifs songwriter folk;ifs songwriter rock
                                      'tag_artist'  Jim Croce
                                     'tag_release'  100 Oldies Deel 34
                                       'tag_title'  Bad Bad Leroy Brown
                                             'bpm'  145.476
                                    'search_title'  'bad':1 'brown':3 'leroy':2
                                   'search_artist'  'croce':2 'jim':1
                                  'search_release'  '100':1 '34':4 'deel':3 'oldies':2
                                     'search_rest'  '00poprockelectronic':1 '35':4 '45':5 'cppex':14,16 'deel':3 'electronic':6 'folk':19,21 'generic':7 'ifs':15,17,20,22 'oldies':2 'or':8 'radio':9 'rock':11,13,23 'songwriter':18 'unsorted':10,12
                                    'search_combo'  '00poprockelectronic':10 '100':6C '34':9C '35':13 '45':14 'bad':1A 'brown':3A 'cppex':23,25 'croce':5B 'deel':8C,12 'electronic':15 'folk':28,30 'generic':16 'ifs':24,26,29,31 'jim':4B 'leroy':2A 'oldies':7C,11 'or':17 'radio':18 'rock':20,22,32 'songwriter':27 'unsorted':19,21
                                    'tag_tracknum'  45
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-2', 'Q-PLAY-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-chart-3', 'q-drums-3', 'q-other-2', 'q-vocals-4', 'q-mixbeat-2', 'Q-PIANO-2']
                                      'lastfmtags'  ['rock', 'classic rock', '70s', 'folk', 'singer songwriter']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642256322.661879  (2022-01-15 15:18:42)
                             'size'  7752313