======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '184'
                                          'artist'  'Led Er Est'
                                     'text_people'  ''
                                         'release'  'Dust On Common'
                                           'title'  'The Unkept Area'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['new wave', 'minimal synth', 'post punk', 'minimal wave', 'synthpop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '9'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk-minimal wave'
                                             'bpm'  '101.7'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'COMM::eng'                                         '- w -'
'COMM:iTunes_CDDB_1:eng'                            '7D080009+153754+9+150+16299+35190+48365+67357+81211+99770+118257+134347'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '5'
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'PRIV:PeakValue:¡\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xa1\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'Dust On Common'
'TBPM' (BPM (beats per minute))                     '101.7'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk-minimal wave'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'The Unkept Area'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Led Er Est'
'TPE2' (Band/orchestra/accompaniment)               'Led Er Est'
'TRCK' (Track number/Position in set)               '5/9'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['new wave', 'minimal synth', 'post punk', 'minimal wave', 'synthpop']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-8.96 dB'
'TXXX:replaygain_track_peak'                        '1.036762'

========================== row from database ==========================
                                              'id'  1481438
                                            'path'  /data/Music/Bulk/00poprockelectronic/Dust On Common/05 The Unkept Area.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  184
                                           'genre'  electronic-we-new wave or post punk-minimal wave
                                        'filesize'  7449337
                                           'mtime'  1620569137
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 05 electronic we new wave or post punk minimal wave
                                      'tag_artist'  Led Er Est
                                     'tag_release'  Dust On Common
                                       'tag_title'  The Unkept Area
                                             'bpm'  101.7
                                    'search_title'  'area':3 'the':1 'unkept':2
                                   'search_artist'  'er':2 'est':3 'led':1
                                  'search_release'  'common':3 'dust':1 'on':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'minimal':9 'new':4 'or':6 'post':7 'punk':8 'wave':5 'we':3
                                    'search_combo'  '00poprockelectronic':10 'area':3A 'common':9C 'dust':7C 'electronic':11 'er':5B 'est':6B 'led':4B 'minimal':18 'new':13 'on':8C 'or':15 'post':16 'punk':17 'the':1A 'unkept':2A 'wave':14 'we':12
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['new wave', 'minimal synth', 'post punk', 'minimal wave', 'synthpop']
                                        'tag_date'  2009
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620569136.5637088  (2021-05-09 16:05:36)
                             'size'  7449337