======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '301'
                                          'artist'  'Glasser'
                                     'text_people'  ''
                                         'release'  'Ring'
                                           'title'  'Apply'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['indie', 'female vocalists', 'electropop', 'electronic', 'experimental']"
                                     'discogstags'  "['electronic', 'pop', 'leftfield', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '145.476'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

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'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunes_CDDB_IDs:eng'                          '9+1FCFA6BB97C931374BC2DA1CD11AC676+18097815'
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'TALB' (Album/Movie/Show title)                     'Ring'
'TBPM' (BPM (beats per minute))                     '145.476'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDRC' (Recording time)                             '2010'
'TENC' (Encoded by)                                 'iTunes 9.2.1.5'
'TIT2' (Title/songname/content description)         'Apply'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Glasser'
'TPE2' (Band/orchestra/accompaniment)               'Glasser'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'True Panther Sounds'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'pop', 'leftfield', 'synth-pop']
'TXXX:lastfmtags'                                   ['indie', 'female vocalists', 'electropop', 'electronic', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.55 dB'
'TXXX:replaygain_track_peak'                        '0.408357'
'UFID:http://www.cddb.com/id3/taginfo1.html'        UFID(owner='http://www.cddb.com/id3/taginfo1.html', data=b'3CD3N80Q220487503V380610F9A91A6999FAD6766B91E92B9A8EP0\x00')

========================== row from database ==========================
                                              'id'  1306343
                                            'path'  /data/Music/Bulk/00poprockelectronic/00electro-electropop-synthpop/glasser - ring [2010]/01 apply.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  301
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  12056144
                                           'mtime'  1628353881
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00electro electropop synthpop glasser ring [2010] 01 apply electronic we electropop or synthpop
                                      'tag_artist'  Glasser
                                     'tag_release'  Ring
                                       'tag_title'  Apply
                                             'bpm'  145.476
                                    'search_title'  'apply':1
                                   'search_artist'  'glasser':1
                                  'search_release'  'ring':1
                                     'search_rest'  '00electro':2 '00poprockelectronic':1 '2010':7,8 'apply':9 'electronic':10 'electropop':3 'glasser':5 'or':12 'ring':6 'synthpop':4 'we':11
                                    'search_combo'  '00electro':5 '00poprockelectronic':4 '2010':10,11 'apply':1A,12 'electronic':13 'electropop':6 'glasser':2B,8 'or':15 'ring':3C,9 'synthpop':7 'we':14
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'female vocalists', 'electropop', 'electronic', 'experimental']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic', 'pop', 'leftfield', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1628353881.249595  (2021-08-07 18:31:21)
                             'size'  12056144