======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '119'
                                          'artist'  'Punk Again'
                                     'text_people'  ''
                                         'release'  'Punk Bon'
                                           'title'  'Beer [Snap-Her cover]'
                                           'quals'  ("['Q-JZFKS-1', 'Q-OLDST-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']")
                                      'lastfmtags'  "['punk rock', 'japanese']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '78'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;rock-pop-jrock;loc-asia-japan-jrock'
                                             'bpm'  '145.371'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00002BD8 00003C31 0000AB60'
'COMM:iTunNORM:eng'                                 (' 00002BD8 00003C31 0000AB60 0000CDCC 000138AE 000138C5 00007FE2 00008000 '
 '00007575 00007575')
'TALB' (Album/Movie/Show title)                     'Punk Bon'
'TBPM' (BPM (beats per minute))                     '145.371'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'rock-pop-jrock', 'loc-asia-japan-jrock']
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Beer [Snap-Her cover]'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Punk Again'
'TRCK' (Track number/Position in set)               '78'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['punk rock', 'japanese']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+2.79 dB'
'TXXX:replaygain_track_peak'                        '0.238851'

========================== row from database ==========================
                                              'id'  347424
                                            'path'  /data/Music/Bulk/00dwimp/Mummy the Peepshow - (2000.06.23) (split) Punk-Bon (with Punk Again)/07 - Punk Again - Beer (Snap-Her).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  119
                                           'genre'  loc-asia-japan;rock-pop-jrock;loc-asia-japan-jrock
                                        'filesize'  2867072
                                           'mtime'  1620736326
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp Mummy the Peepshow (2000.06.23) (split) (with Again) 07 (Snap Her) loc asia japan;rock pop jrock;loc asia japan jrock
                                      'tag_artist'  Punk Again
                                     'tag_release'  Punk Bon
                                       'tag_title'  Beer [Snap-Her cover]
                                             'bpm'  145.371
                                    'search_title'  'beer':1 'cover':5,6 'her':3 'snap':2 'snapher':4
                                   'search_artist'  'again':2 'punk':1
                                  'search_release'  'bon':2 'punk':1
                                     'search_rest'  '00dwimp':1 '06':6 '2000':5 '20000623':8 '23':7 'again':13,14 'asia':20 'her':17,18 'japan':21,23,30 'jrock':26,28,31 'loc':19,27,29 'mummy':2 'peepshow':4 'pop':25 'rock':22,24 'snap':15,16 'split':9,10 'the':3 'with':11,12
                                    'search_combo'  '00dwimp':11 '06':16 '2000':15 '20000623':18 '23':17 'again':8B,23,24 'asia':30 'beer':1A 'bon':10C 'cover':5A,6A 'her':3A,27,28 'japan':31,33,40 'jrock':36,38,41 'loc':29,37,39 'mummy':12 'peepshow':14 'pop':35 'punk':7B,9C 'rock':32,34 'snap':2A,25,26 'snapher':4A 'split':19,20 'the':13 'with':21,22
                                    'tag_tracknum'  78
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', '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-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['punk rock', 'japanese']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736326.4929678  (2021-05-11 14:32:06)
                             'size'  2867072