======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '247'
                                          'artist'  'Brian Eno'
                                     'text_people'  ''
                                         'release'  'Before And After Science'
                                           'title'  'Spider And I'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronica', 'alternative', 'electronic', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic', 'rock', 'art rock', 'avantgarde', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '10'
                                            'date'  '1977'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '132.966'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Cleaned by TuneUp!'
'COMM:ID3v1 Comment:XXX'                            'Cleaned by TuneUp!'
'COMM:iTunNORM:eng'                                 (' 00000109 000000CD 000006E3 000005F8 00026B80 0002AC14 00004609 000045A1 '
 '0002A646 00029E4B')
'TALB' (Album/Movie/Show title)                     'Before And After Science'
'TBPM' (BPM (beats per minute))                     '132.966'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '1977'
'TIT2' (Title/songname/content description)         'Spider And I'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Brian Eno'
'TPE2' (Band/orchestra/accompaniment)               'Brian Eno'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '10/10'
'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', 'art rock', 'avantgarde', 'ambient']
'TXXX:lastfmtags'                                   ['electronica', 'alternative', 'electronic', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.58 dB'
'TXXX:replaygain_track_peak'                        '0.650687'

========================== row from database ==========================
                                              'id'  1350979
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/brian eno - before and after science - 10 - spider and i.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  247
                                           'genre'  electronic
                                        'filesize'  3964558
                                           'mtime'  1636914495
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] brian eno before and after science 10 spider and electronic
                                      'tag_artist'  Brian Eno
                                     'tag_release'  Before And After Science
                                       'tag_title'  Spider And I
                                             'bpm'  132.966
                                    'search_title'  'and':2 'i':3 'spider':1
                                   'search_artist'  'brian':1 'eno':2
                                  'search_release'  'after':3 'and':2 'before':1 'science':4
                                     'search_rest'  '00poprockelectronic':1 'after':11 'and':10 'before':9 'brian':7 'electronic':14 'eno':8 'files':5,6 'loose':3,4 'science':12 'spider':13 'unsorted':2
                                    'search_combo'  '00poprockelectronic':10 'after':8C,20 'and':2A,7C,19 'before':6C,18 'brian':4B,16 'electronic':23 'eno':5B,17 'files':14,15 'i':3A 'loose':12,13 'science':9C,21 'spider':1A,22 'unsorted':11
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'alternative', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  1977
                                     'discogstags'  ['electronic', 'rock', 'art rock', 'avantgarde', 'ambient']

============================== file details ==============================
                                           'mtime'  1636914495.2859879  (2021-11-14 19:28:15)
                             'size'  3964558