======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '160'
                                          'artist'  'Bow Wow Wow'
                                     'text_people'  ''
                                         'release'  'Hits of the 80s'
                                           'title'  'I Want Candy'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['80s', 'new wave', 'post punk', 'punk', 'british']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1982'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted;electronic-we-new wave or post punk'
                                             'bpm'  '145.371'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Hits of the 80s'
'TBPM' (BPM (beats per minute))                     '145.371'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted', 'electronic-we-new wave or post punk']
'TDRC' (Recording time)                             '1982'
'TIT2' (Title/songname/content description)         'I Want Candy'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Bow Wow Wow'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '1'
'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'                                   ['80s', 'new wave', 'post punk', 'punk', 'british']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.64 dB'
'TXXX:replaygain_track_peak'                        '0.642270'

========================== row from database ==========================
                                              'id'  1531743
                                            'path'  /data/Music/Bulk/00poprockelectronic/Hits Of The 80_s/Bow Wow Wow - I Want Candy.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  160
                                           'genre'  electronic-generic or radio-unsorted;electronic-we-new wave or post punk
                                        'filesize'  2569885
                                           'mtime'  1628353680
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Of The 80_s electronic generic or radio unsorted;electronic we new wave or post punk
                                      'tag_artist'  Bow Wow Wow
                                     'tag_release'  Hits of the 80s
                                       'tag_title'  I Want Candy
                                             'bpm'  145.371
                                    'search_title'  'candy':3 'i':1 'want':2
                                   'search_artist'  'bow':1 'wow':2
                                  'search_release'  '80s':4 'hits':1 'of':2 'the':3
                                     'search_rest'  '00poprockelectronic':1 '80':4 'electronic':6,11,13 'generic':7 'new':15 'of':2 'or':8 'post':17 'punk':18 'radio':9 's':5 'the':3 'unsorted':10,12 'wave':16 'we':14
                                    'search_combo'  '00poprockelectronic':10 '80':13 '80s':9C 'bow':4B 'candy':3A 'electronic':15,20,22 'generic':16 'hits':6C 'i':1A 'new':24 'of':7C,11 'or':17 'post':26 'punk':27 'radio':18 's':14 'the':8C,12 'unsorted':19,21 'want':2A 'wave':25 'we':23 'wow':5B
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'post punk', 'punk', 'british']
                                        'tag_date'  1982
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628353680.3249989  (2021-08-07 18:28:00)
                             'size'  2569885