======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '180'
                                          'artist'  'The Offspring'
                                     'text_people'  ''
                                         'release'  'Greatest Hits (The Offspring Album)'
                                           'title'  "The Kids Aren't Alright"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative rock', 'punk rock', 'punk', 'alternative', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '132.012'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Greatest Hits (The Offspring Album)'
'TBPM' (BPM (beats per minute))                     '132.012'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         "The Kids Aren't Alright"
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Offspring'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['alternative rock', 'punk rock', 'punk', 'alternative', 'rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'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'                        '-1.05 dB'
'TXXX:replaygain_track_peak'                        '0.442941'

========================== row from database ==========================
                                              'id'  1499595
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/The Offspring - Offspring/2005 - Greatest Hits (The Offspring Album)/The_Offspring_-_Greatest_Hits_-_09_-_The_Kids_Aren_t_Alright.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  180
                                           'genre'  rock-gr-punk
                                        'filesize'  2883717
                                           'mtime'  1622659181
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner 2005 The_Offspring_ _Greatest_Hits_ _09_ _The_Kids_Aren_t_Alright rock gr punk
                                      'tag_artist'  The Offspring
                                     'tag_release'  Greatest Hits (The Offspring Album)
                                       'tag_title'  The Kids Aren't Alright
                                             'bpm'  132.012
                                    'search_title'  'alright':6 'aren':3 'arent':5 'kids':2 't':4 'the':1
                                   'search_artist'  'offspring':2 'the':1
                                  'search_release'  'album':6,7 'greatest':1 'hits':2 'offspring':5 'the':3,4
                                     'search_rest'  '09':10 '2005':5 'alright':15 'aren':13 'garage':2 'gr':17 'greatest':8 'hits':9 'kids':12 'offspring':7 'punk':1 'rock':16 'stoner':4 'surf':3 't':14 'the':6,11
                                    'search_combo'  '09':25 '2005':20 'album':14C,15C 'alright':6A,30 'aren':3A,28 'arent':5A 'garage':17 'gr':32 'greatest':9C,23 'hits':10C,24 'kids':2A,27 'offspring':8B,13C,22 'punk':16 'rock':31 'stoner':19 'surf':18 't':4A,29 'the':1A,7B,11C,12C,21,26
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['alternative rock', 'punk rock', 'punk', 'alternative', 'rock']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622659180.668559  (2021-06-02 20:39:40)
                             'size'  2883717