======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '508'
                                          'artist'  'Sandy Barber'
                                     'text_people'  ''
                                         'release'  'Defected: Bargrooves (2019)'
                                           'title'  "I Think I'll Do Some Stepping ''On My Own'' (Opolopo Rework)"
                                           'quals'  ("['Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-JZFKS-3', 'Q-UNU-1', "
 "'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['soul', 'funk', 'disco', 'rnb', 'new york']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '121.01'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Defected: Bargrooves (2019)'
'TBPM' (BPM (beats per minute))                     '121.01'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         "I Think I'll Do Some Stepping ''On My Own'' (Opolopo Rework)"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sandy Barber'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soul', 'funk', 'disco', 'rnb', 'new york']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.45 dB'
'TXXX:replaygain_track_peak'                        '0.514487'

========================== row from database ==========================
                                              'id'  1513554
                                            'path'  /data/Music/Bulk/00poprockelectronic/Marvin & Guy - 2015-2016/Sandy Barber - I Think I_ll Do Some Stepping __On My Own__ (Opolopo Rework).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  508
                                           'genre'  electronic-unsorted
                                        'filesize'  20372570
                                           'mtime'  1620571158
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Marvin & Guy 2015 2016 I_ll __On Own__ electronic unsorted
                                      'tag_artist'  Sandy Barber
                                     'tag_release'  Defected: Bargrooves (2019)
                                       'tag_title'  I Think I'll Do Some Stepping ''On My Own'' (Opolopo Rework)
                                             'bpm'  121.01
                                    'search_title'  'do':6 'i':1,3 'ill':5 'll':4 'my':11 'on':9,10 'opolopo':14,15 'own':12,13 'rework':16,17 'some':7 'stepping':8 'think':2
                                   'search_artist'  'barber':2 'sandy':1
                                  'search_release'  '2019':4,5 'bargrooves':3 'defected':1,2
                                     'search_rest'  '00poprockelectronic':1 '2015':4 '2016':5 'electronic':10 'guy':3 'i':6 'll':7 'marvin':2 'on':8 'own':9 'unsorted':11
                                    'search_combo'  '00poprockelectronic':25 '2015':28 '2016':29 '2019':23C,24C 'barber':19B 'bargrooves':22C 'defected':20C,21C 'do':6A 'electronic':34 'guy':27 'i':1A,3A,30 'ill':5A 'll':4A,31 'marvin':26 'my':11A 'on':9A,10A,32 'opolopo':14A,15A 'own':12A,13A,33 'rework':16A,17A 'sandy':18B 'some':7A 'stepping':8A 'think':2A 'unsorted':35
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['soul', 'funk', 'disco', 'rnb', 'new york']
                                        'tag_date'  2016
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620571158.0881624  (2021-05-09 16:39:18)
                             'size'  20372570