======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '243'
                                          'artist'  'Polyphonic Size'
                                     'text_people'  ''
                                         'release'  'Earlier/Later'
                                           'title'  'nagasaki mon amour'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['new wave', 'minimal synth', 'electronic', 'minimal wave', 'synthpop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '134.0'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Earlier/Later'
'TBPM' (BPM (beats per minute))                     '134.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'nagasaki mon amour'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Polyphonic Size'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['new wave', 'minimal synth', 'electronic', 'minimal wave', 'synthpop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.88 dB'
'TXXX:replaygain_track_peak'                        '0.572413'
'TXXX:tempo'                                        '00000 BPM'

========================== row from database ==========================
                                              'id'  654654
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Minimal Wave/[MW045] Polyphonic Size - Earlier_Later (Comp.) WEB [2013] 320Kbps/03 - nagasaki mon amour.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  243
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  9763690
                                           'mtime'  1620540603
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Minimal Wave [MW045] Earlier_Later (Comp.) WEB [2013] 320Kbps 03 electronic we new wave or post punk
                                      'tag_artist'  Polyphonic Size
                                     'tag_release'  Earlier/Later
                                       'tag_title'  nagasaki mon amour
                                             'bpm'  134.0
                                    'search_title'  'amour':3 'mon':2 'nagasaki':1
                                   'search_artist'  'polyphonic':1 'size':2
                                  'search_release'  'earlier':1 'earlierlater':3 'later':2
                                     'search_rest'  '2013':10,11 '320kbps':12 'comp':7,8 'earlier':5 'electronic':13 'later':6 'minimal':1 'mw045':3,4 'new':15 'or':16 'post':17 'punk':18 'wave':2 'we':14 'web':9
                                    'search_combo'  '2013':18,19 '320kbps':20 'amour':3A 'comp':15,16 'earlier':6C,13 'earlierlater':8C 'electronic':21 'later':7C,14 'minimal':9 'mon':2A 'mw045':11,12 'nagasaki':1A 'new':23 'or':24 'polyphonic':4B 'post':25 'punk':26 'size':5B 'wave':10 'we':22 'web':17
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['new wave', 'minimal synth', 'electronic', 'minimal wave', 'synthpop']
                                        'tag_date'  2013
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620540602.5223393  (2021-05-09 08:10:02)
                             'size'  9763690