======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '248'
                                          'artist'  'Foreigner'
                                     'text_people'  ''
                                         'release'  'No End In Sight: The Very Best Of Foreigner'
                                           'title'  'Down On Love (2008 Remastered LP Version)'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'rock', 'hard rock', 'pop', 'classic rock']"
                                     'discogstags'  "['rock', 'aor', 'classic rock', 'soft rock', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '32'
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '92.223'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'No End In Sight: The Very Best Of Foreigner'
'TBPM' (BPM (beats per minute))                     '92.223'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Down On Love (2008 Remastered LP Version)'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Foreigner'
'TRCK' (Track number/Position in set)               '18/32'
'TSSE' (Software/Hardware and settings used for encoding)  'Lame3.92'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'aor', 'classic rock', 'soft rock', 'pop rock']
'TXXX:lastfmtags'                                   ['80s', 'rock', 'hard rock', 'pop', 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.55 dB'
'TXXX:replaygain_track_peak'                        '0.304842'

========================== row from database ==========================
                                              'id'  1360502
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/251 Foreigner - Down On Love.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  248
                                           'genre'  rock-unsorted
                                        'filesize'  10793878
                                           'mtime'  1620389106
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 251 rock unsorted
                                      'tag_artist'  Foreigner
                                     'tag_release'  No End In Sight: The Very Best Of Foreigner
                                       'tag_title'  Down On Love (2008 Remastered LP Version)
                                             'bpm'  92.223
                                    'search_title'  '2008':4,5 'down':1 'love':3 'lp':7 'on':2 'remastered':6 'version':8,9
                                   'search_artist'  'foreigner':1
                                  'search_release'  'best':8 'end':2 'foreigner':10 'in':3 'no':1 'of':9 'sight':4,5 'the':6 'very':7
                                     'search_rest'  '00poprockelectronic':1 '1985':2 '251':4 'complete':3 'rock':5 'unsorted':6
                                    'search_combo'  '00poprockelectronic':21 '1985':22 '2008':4A,5A '251':24 'best':18C 'complete':23 'down':1A 'end':12C 'foreigner':10B,20C 'in':13C 'love':3A 'lp':7A 'no':11C 'of':19C 'on':2A 'remastered':6A 'rock':25 'sight':14C,15C 'the':16C 'unsorted':26 'version':8A,9A 'very':17C
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'rock', 'hard rock', 'pop', 'classic rock']
                                        'tag_date'  1985
                                     'discogstags'  ['rock', 'aor', 'classic rock', 'soft rock', 'pop rock']

============================== file details ==============================
                                           'mtime'  1620389106.0433452  (2021-05-07 14:05:06)
                             'size'  10793878