======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '203'
                                          'artist'  'We vs. Death'
                                     'text_people'  ''
                                         'release'  'A Black House, A Coloured Home'
                                           'title'  'Collection of stones'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'post rock', 'experimental', 'dutch']"
                                     'discogstags'  "['post rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '140.1'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:cover'                                        type PictureType.COVER_FRONT (Cover (front)) b'cover'
                                     
'TALB' (Album/Movie/Show title)                     'A Black House, A Coloured Home'
'TBPM' (BPM (beats per minute))                     '140.1'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Collection of stones'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'We vs. Death'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['post rock', 'rock']
'TXXX:lastfmtags'                                   ['instrumental', 'post rock', 'experimental', 'dutch']
'TXXX:q-bass'                                       '2'
'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'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.13 dB'
'TXXX:replaygain_track_peak'                        '0.495992'

========================== row from database ==========================
                                              'id'  1270693
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/We vs. Death/A Black House A Coloured Home/We vs. Death - A Black House, A Coloured Home - 05 Collection of stones.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  203
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  8380373
                                           'mtime'  1621853797
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 05 ifs songwriter indie rock
                                      'tag_artist'  We vs. Death
                                     'tag_release'  A Black House, A Coloured Home
                                       'tag_title'  Collection of stones
                                             'bpm'  140.1
                                    'search_title'  'collection':1 'of':2 'stones':3
                                   'search_artist'  'death':4 'vs':2,3 'we':1
                                  'search_release'  'a':1 'black':2 'coloured':5 'home':6 'house':3,4
                                     'search_rest'  '00singer':1 'eos':3 'ifs':4 'indie':5 'rock':6 'songwriter':2
                                    'search_combo'  '00singer':14 'a':8C 'black':9C 'collection':1A 'coloured':12C 'death':7B 'eos':16 'home':13C 'house':10C,11C 'ifs':17 'indie':18 'of':2A 'rock':19 'songwriter':15 'stones':3A 'vs':5B,6B 'we':4B
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'post rock', 'experimental', 'dutch']
                                        'tag_date'  2009
                                     'discogstags'  ['post rock', 'rock']

============================== file details ==============================
                                           'mtime'  1621853796.8264692  (2021-05-24 12:56:36)
                             'size'  8380373