======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '157'
                                          'artist'  'The Tape-beatles'
                                     'text_people'  ''
                                         'release'  'Music for Maniacs'
                                           'title'  'Reality of matter'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['noise', 'sound collage', 'american', 'plunderphonics', 'experimental', "
 "'sound art']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '89.1'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '89.1'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-oddness', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Reality of matter'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Tape-beatles'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['noise',
 'sound collage',
 'american',
 'plunderphonics',
 'experimental',
 'sound art']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.24 dB'
'TXXX:replaygain_track_peak'                        '0.712271'

========================== row from database ==========================
                                              'id'  648696
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/Tape-Beatles - reality of matter.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  157
                                           'genre'  electronic-experimental-oddness;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  2521527
                                           'mtime'  1636916425
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs Beatles reality electronic experimental oddness;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  The Tape-beatles
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  Reality of matter
                                             'bpm'  89.1
                                    'search_title'  'matter':3 'of':2 'reality':1
                                   'search_artist'  'beatles':3 'tape':2 'tapebeatles':4 'the':1
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  'beatles':3 'electronic':5 'experimental':6 'maniacs':2 'mor':16 'music':1 'oddness':7,9 'pl':11 'reality':4 'set':8,10,13,15 'shirleyspinoza':12,14
                                    'search_combo'  'beatles':6B,13 'electronic':15 'experimental':16 'for':9C 'maniacs':10C,12 'matter':3A 'mor':26 'music':8C,11 'oddness':17,19 'of':2A 'pl':21 'reality':1A,14 'set':18,20,23,25 'shirleyspinoza':22,24 'tape':5B 'tapebeatles':7B 'the':4B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['noise', 'sound collage', 'american', 'plunderphonics', 'experimental', 'sound art']
                                        'tag_date'  1999
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636916425.0684922  (2021-11-14 20:00:25)
                             'size'  2521527