======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '152'
                                          'artist'  'Alison Knowles'
                                     'text_people'  ''
                                         'release'  'Tellus Tools'
                                           'title'  'Nivea Cream Piece'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-1', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  ("['fluxus', 'contemporary classical', 'composer', 'field recordings', 'visual "
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                                     'discogstags'  "['non-music']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '143.0'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Tellus Tools'
'TBPM' (BPM (beats per minute))                     '143.0'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Nivea Cream Piece'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Alison Knowles'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '08'
'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'                                  'non-music'
'TXXX:lastfmtags'                                   ['fluxus',
 'contemporary classical',
 'composer',
 'field recordings',
 'visual art']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+19.07 dB'
'TXXX:replaygain_track_peak'                        '0.875340'

========================== row from database ==========================
                                              'id'  455859
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Tellus Audio Cassette Magazine/2001 - Tellus Tools/08 - Alison Knowles - Nivea Cream Piece.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  152
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  3687176
                                           'mtime'  1636915987
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Audio Cassette Magazine 2001 08 electronic experimental oddness
                                      'tag_artist'  Alison Knowles
                                     'tag_release'  Tellus Tools
                                       'tag_title'  Nivea Cream Piece
                                             'bpm'  143.0
                                    'search_title'  'cream':2 'nivea':1 'piece':3
                                   'search_artist'  'alison':1 'knowles':2
                                  'search_release'  'tellus':1 'tools':2
                                     'search_rest'  '2001':4 'audio':1 'cassette':2 'electronic':5 'experimental':6 'magazine':3 'oddness':7
                                    'search_combo'  '2001':11 'alison':4B 'audio':8 'cassette':9 'cream':2A 'electronic':12 'experimental':13 'knowles':5B 'magazine':10 'nivea':1A 'oddness':14 'piece':3A 'tellus':6C 'tools':7C
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  1A
                                           '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-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['fluxus', 'contemporary classical', 'composer', 'field recordings', 'visual art']
                                        'tag_date'  2001
                                     'discogstags'  ['non-music']

============================== file details ==============================
                                           'mtime'  1636915987.095303  (2021-11-14 19:53:07)
                             'size'  3687176