======================== unified (from filesystem) ========================
                                         'bitrate'  '223.421'
                                        'duration'  '285'
                                          'artist'  'Leander Rising'
                                     'text_people'  'Attila Vörös & Leander Köteles'
                                         'release'  'New IV'
                                           'title'  'Bad Romance (Leander Version)'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['metal', 'modern metal', 'hungarian', 'melodic death metal', 'leander']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'eid-metal'
                                             'bpm'  '118.845'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'New IV'
'TBPM' (BPM (beats per minute))                     '118.845'
'TCOM' (Composer)                                   'Attila Vörös & Leander Köteles'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal'
'TCOP' (Copyright message)                          'Sony Music Entertainment Magyarország Kft.'
'TDRC' (Recording time)                             '2012'
'TIT2' (Title/songname/content description)         'Bad Romance (Leander Version)'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Leander Rising'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '14'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['metal', 'modern metal', 'hungarian', 'melodic death metal', 'leander']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.96 dB'
'TXXX:replaygain_track_peak'                        '0.391448'

========================== row from database ==========================
                                              'id'  1390795
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Metal Compilation - New IV/079.Leander Rising - Bad Romance (Leander Version).mp3
                                         'working'  None
                                         'bitrate'  223
                                    'duration_sec'  285
                                           'genre'  eid-metal
                                        'filesize'  8124343
                                           'mtime'  1620301287
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal Metal Compilation 079.Leander eid metal
                                      'tag_artist'  Leander Rising
                                     'tag_release'  New IV
                                       'tag_title'  Bad Romance (Leander Version)
                                             'bpm'  118.845
                                    'search_title'  'bad':1 'leander':3,4 'romance':2 'version':5,6
                                   'search_artist'  'leander':1 'rising':2
                                  'search_release'  'iv':2 'new':1
                                     'search_rest'  '00dwimp':1 '00metal':2 '079':5 '079leander':7 'compilation':4 'eid':8 'leander':6 'metal':3
                                    'search_combo'  '00dwimp':11 '00metal':12 '079':15 '079leander':17 'bad':1A 'compilation':14 'eid':18 'iv':10C 'leander':3A,4A,7B,16 'metal':13 'new':9C 'rising':8B 'romance':2A 'version':5A,6A
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['metal', 'modern metal', 'hungarian', 'melodic death metal', 'leander']
                                        'tag_date'  2012
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620301287.005726  (2021-05-06 13:41:27)
                             'size'  8124343