======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '480'
                                          'artist'  'Controlled Bleeding'
                                     'text_people'  ''
                                         'release'  'The Poisoner'
                                           'title'  'Part One(excerpt)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['experimental', 'industrial', 'noise', 'dark ambient', 'electronic']"
                                     'discogstags'  "['industrial', 'ambient', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '106.1'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Poisoner'
'TBPM' (BPM (beats per minute))                     '106.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Part One(excerpt)'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Controlled Bleeding'
'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'                                  ['industrial', 'ambient', 'electronic']
'TXXX:lastfmtags'                                   ['experimental', 'industrial', 'noise', 'dark ambient', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.42 dB'
'TXXX:replaygain_track_peak'                        '0.966043'

========================== row from database ==========================
                                              'id'  985846
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Epitonic ambient/Controlled Bleeding-Part One(excerpt).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  480
                                           'genre'  electronic-ambient
                                        'filesize'  7694737
                                           'mtime'  1636910327
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Epitonic ambient electronic ambient
                                      'tag_artist'  Controlled Bleeding
                                     'tag_release'  The Poisoner
                                       'tag_title'  Part One(excerpt)
                                             'bpm'  106.1
                                    'search_title'  'excerpt':3 'one':2 'oneexcerpt':4 'part':1
                                   'search_artist'  'bleeding':2 'controlled':1
                                  'search_release'  'poisoner':2 'the':1
                                     'search_rest'  'ambient':2 'electronic':3 'epitonic':1
                                    'search_combo'  'ambient':10 'bleeding':6B 'controlled':5B 'electronic':11 'epitonic':9 'excerpt':3A 'one':2A 'oneexcerpt':4A 'part':1A 'poisoner':8C 'the':7C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['experimental', 'industrial', 'noise', 'dark ambient', 'electronic']
                                        'tag_date'  1997
                                     'discogstags'  ['industrial', 'ambient', 'electronic']

============================== file details ==============================
                                           'mtime'  1636910327.4005685  (2021-11-14 18:18:47)
                             'size'  7694737