======================== unified (from filesystem) ========================
                                         'bitrate'  '176.519'
                                        'duration'  '300'
                                          'artist'  'Human League'
                                     'text_people'  ''
                                         'release'  'The Original 80s Remix Album'
                                           'title'  'Keep Feeling Fascination (Extended Version)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['new wave', 'synthpop', '80s', 'electronic', 'synth pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '14'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '118.290'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000EDF 00000F58 000069ED'
'COMM:iTunNORM:eng'                                 (' 00000EDF 00000F58 000069ED 000063E5 00027B77 0001F099 00008000 00008000 '
 '0000B30C 000161BD')
'TALB' (Album/Movie/Show title)                     'The Original 80s Remix Album'
'TBPM' (BPM (beats per minute))                     '118.290'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Keep Feeling Fascination (Extended Version)'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Human League'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '7/14'
'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:lastfmtags'                                   ['new wave', 'synthpop', '80s', 'electronic', 'synth pop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.41 dB'
'TXXX:replaygain_track_peak'                        '0.442549'

========================== row from database ==========================
                                              'id'  1282245
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/07-the_human_league-(keep_feeling)_fascination_(extended_version).mp3
                                         'working'  None
                                         'bitrate'  176
                                    'duration_sec'  300
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  6653578
                                           'mtime'  1628353774
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 07 the_human_league (keep_feeling)_fascination_(extended_version) electronic we electropop or synthpop
                                      'tag_artist'  Human League
                                     'tag_release'  The Original 80s Remix Album
                                       'tag_title'  Keep Feeling Fascination (Extended Version)
                                             'bpm'  118.29
                                    'search_title'  'extended':4,5 'fascination':3 'feeling':2 'keep':1 'version':6,7
                                   'search_artist'  'human':1 'league':2
                                  'search_release'  '80s':3 'album':5 'original':2 'remix':4 'the':1
                                     'search_rest'  '00poprockelectronic':1 'electronic':20 'electropop':22 'extended':13,18 'fascination':12,17 'feeling':11,16 'files':5,6 'human':8 'keep':10,15 'league':9 'loose':3,4 'or':23 'synthpop':24 'the':7 'unsorted':2 'version':14,19 'we':21
                                    'search_combo'  '00poprockelectronic':15 '80s':12C 'album':14C 'electronic':34 'electropop':36 'extended':4A,5A,27,32 'fascination':3A,26,31 'feeling':2A,25,30 'files':19,20 'human':8B,22 'keep':1A,24,29 'league':9B,23 'loose':17,18 'or':37 'original':11C 'remix':13C 'synthpop':38 'the':10C,21 'unsorted':16 'version':6A,7A,28,33 'we':35
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['new wave', 'synthpop', '80s', 'electronic', 'synth pop']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628353774.486259  (2021-08-07 18:29:34)
                             'size'  6653578