======================== unified (from filesystem) ========================
                                         'bitrate'  '249.903'
                                        'duration'  '221'
                                          'artist'  'Dragonette'
                                     'text_people'  ''
                                         'release'  'Fixin To Thrill'
                                           'title'  'We Rule the World'
                                           '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-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['female vocalists', 'electropop', 'electronic', 'pop', 'canadian']"
                                     'discogstags'  "['electronic', 'rock', 'pop', 'new wave', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '123.181'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00001083 00001131 00010413'
'TALB' (Album/Movie/Show title)                     'Fixin To Thrill'
'TBPM' (BPM (beats per minute))                     '123.181'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'We Rule the World'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Dragonette'
'TRCK' (Track number/Position in set)               '7'
'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', 'rock', 'pop', 'new wave', 'synth-pop']
'TXXX:lastfmtags'                                   ['female vocalists', 'electropop', 'electronic', 'pop', 'canadian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                        '-1.87 dB'
'TXXX:replaygain_track_peak'                        '0.451300'

========================== row from database ==========================
                                              'id'  1345761
                                            'path'  /data/Music/Bulk/00poprockelectronic/00electro-electropop-synthpop/Dragonette/Dragonette - Fixin to Thrill (2009)/07 Dragonette - We Rule the World.mp3
                                         'working'  None
                                         'bitrate'  249
                                    'duration_sec'  221
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  6915390
                                           'mtime'  1628353865
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00electro electropop synthpop to (2009) 07 electronic we electropop synthpop
                                      'tag_artist'  Dragonette
                                     'tag_release'  Fixin To Thrill
                                       'tag_title'  We Rule the World
                                             'bpm'  123.181
                                    'search_title'  'rule':2 'the':3 'we':1 'world':4
                                   'search_artist'  'dragonette':1
                                  'search_release'  'fixin':1 'thrill':3 'to':2
                                     'search_rest'  '00electro':2 '00poprockelectronic':1 '2009':6,7 'electronic':8 'electropop':3 'synthpop':4 'to':5 'we':9
                                    'search_combo'  '00electro':10 '00poprockelectronic':9 '2009':14,15 'dragonette':5B 'electronic':16 'electropop':11 'fixin':6C 'rule':2A 'synthpop':12 'the':3A 'thrill':8C 'to':7C,13 'we':1A,17 'world':4A
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8B
                                           '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-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['female vocalists', 'electropop', 'electronic', 'pop', 'canadian']
                                        'tag_date'  2009
                                     'discogstags'  ['electronic', 'rock', 'pop', 'new wave', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1628353865.1487262  (2021-08-07 18:31:05)
                             'size'  6915390