======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '236'
                                          'artist'  'cosmic sausages'
                                     'text_people'  ''
                                         'release'  'non conforme 14'
                                           'title'  'like a virgin'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '16'
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;set-cover or covered;set-pl-mor'
                                             'bpm'  '138.9'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             'C50D1D10'
'TALB' (Album/Movie/Show title)                     'non conforme 14'
'TBPM' (BPM (beats per minute))                     '138.9'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'set-cover or covered', 'set-pl-mor', 'set-pl-mor']
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         'like a virgin'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'cosmic sausages'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '12/16'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.88, 128 Kbit/s, Joint Stereo, Normal quality'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.21 dB'
'TXXX:replaygain_track_peak'                        '0.807809'

========================== row from database ==========================
                                              'id'  730862
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/va - non conforme 14/Cosmic_Sausages_-_Like_a_Virgin.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  236
                                           'genre'  electronic-unsorted;set-cover or covered;set-pl-mor
                                        'filesize'  3784704
                                           'mtime'  1676126851
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm va Cosmic_Sausages_ _Like_a_Virgin electronic unsorted;set cover covered;set pl mor
                                      'tag_artist'  cosmic sausages
                                     'tag_release'  non conforme 14
                                       'tag_title'  like a virgin
                                             'bpm'  138.9
                                    'search_title'  'a':2 'like':1 'virgin':3
                                   'search_artist'  'cosmic':1 'sausages':2
                                  'search_release'  'conforme':2 'non':1
                                     'search_rest'  'a':5 'cosmic':2 'cover':12 'covered':13,15 'electronic':7 'like':4 'mor':18 'pl':17 'sausages':3 'set':9,11,14,16 'unsorted':8,10 'va':1 'virgin':6
                                    'search_combo'  'a':2A,12 'conforme':7C 'cosmic':4B,9 'cover':19 'covered':20,22 'electronic':14 'like':1A,11 'mor':25 'non':6C 'pl':24 'sausages':5B,10 'set':16,18,21,23 'unsorted':15,17 'va':8 'virgin':3A,13
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  1990
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676126851.0713992  (2023-02-11 15:47:31)
                             'size'  3784704