======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '226'
                                          'artist'  'Foreigner'
                                     'text_people'  ''
                                         'release'  'The Very Best And Beyond'
                                           'title'  'Double Vision'
                                           '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-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'rock', 'hard rock', 'pop', 'classic rock']"
                                     'discogstags'  "['rock', 'hard rock', 'pop rock', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'set-pl-billboard'
                                             'bpm'  '130.314'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Very Best And Beyond'
'TBPM' (BPM (beats per minute))                     '130.314'
'TCON' (Content type, a.k.a. Genre)                 'set-pl-billboard'
'TDOR' (Original release time)                      '1992'
'TDRC' (Recording time)                             '1992'
'TIT2' (Title/songname/content description)         'Double Vision'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Foreigner'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'hard rock', 'pop rock', 'classic 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'                                      '4'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.12 dB'
'TXXX:replaygain_track_peak'                        '0.638430'

========================== row from database ==========================
                                              'id'  1286358
                                            'path'  /data/Music/Bulk/00poprockelectronic/Foreigner/Foreigner__The Very Best And Beyond__MBZ;#Foreigner;#The Very Best and Beyond;#10;#Double Vision.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  226
                                           'genre'  set-pl-billboard
                                        'filesize'  3628693
                                           'mtime'  1652397900
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Foreigner__The Beyond__MBZ;#Foreigner;#The and Beyond;#10;#Double set pl billboard
                                      'tag_artist'  Foreigner
                                     'tag_release'  The Very Best And Beyond
                                       'tag_title'  Double Vision
                                             'bpm'  130.314
                                    'search_title'  'double':1 'vision':2
                                   'search_artist'  'foreigner':1
                                  'search_release'  'and':4 'best':3 'beyond':5 'the':1 'very':2
                                     'search_rest'  '00poprockelectronic':1 '10':14,17 'and':12 'beyond':4,8,13,16 'billboard':21 'double':15,18 'foreigner':2,6,10 'mbz':5,9 'pl':20 'set':19 'the':3,7,11
                                    'search_combo'  '00poprockelectronic':9 '10':22,25 'and':7C,20 'best':6C 'beyond':8C,12,16,21,24 'billboard':29 'double':1A,23,26 'foreigner':3B,10,14,18 'mbz':13,17 'pl':28 'set':27 'the':4C,11,15,19 'very':5C 'vision':2A
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  8A
                                           '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-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['80s', 'rock', 'hard rock', 'pop', 'classic rock']
                                        'tag_date'  1992
                                     'discogstags'  ['rock', 'hard rock', 'pop rock', 'classic rock']

============================== file details ==============================
                                           'mtime'  1652397900.1387372  (2022-05-13 01:25:00)
                             'size'  3628693