======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '108'
                                          'artist'  'The Tumbled Sea'
                                     'text_people'  ''
                                         'release'  'Songs By The Tumbled Sea'
                                           'title'  'Sleeps'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-4', 'q-syn-3', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'neoclassical', 'piano', 'lo fi', 'ambient']"
                                     'discogstags'  "['modern classical', 'electronic', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-ambient;prerock-classical or classical instruments'
                                             'bpm'  '139.2'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Songs By The Tumbled Sea'
'TBPM' (BPM (beats per minute))                     '139.2'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-ambient', 'prerock-classical or classical instruments']
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Sleeps'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Tumbled Sea'
'TPE2' (Band/orchestra/accompaniment)               'The Tumbled Sea'
'TRCK' (Track number/Position in set)               '07'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['modern classical', 'electronic', 'ambient']
'TXXX:lastfmtags'                                   ['instrumental', 'neoclassical', 'piano', 'lo fi', 'ambient']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.79 dB'
'TXXX:replaygain_track_peak'                        '0.638757'

========================== row from database ==========================
                                              'id'  1282644
                                            'path'  /data/Music/Bulk/00poprockelectronic/songs by the tumbled sea/07 sleeps.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  108
                                           'genre'  electronic-ambient;prerock-classical or classical instruments
                                        'filesize'  4341788
                                           'mtime'  1636911216
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic songs by the tumbled sea 07 sleeps electronic ambient;prerock classical or classical instruments
                                      'tag_artist'  The Tumbled Sea
                                     'tag_release'  Songs By The Tumbled Sea
                                       'tag_title'  Sleeps
                                             'bpm'  139.2
                                    'search_title'  'sleeps':1
                                   'search_artist'  'sea':3 'the':1 'tumbled':2
                                  'search_release'  'by':2 'sea':5 'songs':1 'the':3 'tumbled':4
                                     'search_rest'  '00poprockelectronic':1 'ambient':9,11 'by':3 'classical':13 'electronic':8 'instruments':15 'or':14 'prerock':10,12 'sea':6 'sleeps':7 'songs':2 'the':4 'tumbled':5
                                    'search_combo'  '00poprockelectronic':10 'ambient':18,20 'by':6C,12 'classical':22 'electronic':17 'instruments':24 'or':23 'prerock':19,21 'sea':4B,9C,15 'sleeps':1A,16 'songs':5C,11 'the':2B,7C,13 'tumbled':3B,8C,14
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['instrumental', 'neoclassical', 'piano', 'lo fi', 'ambient']
                                        'tag_date'  2008
                                     'discogstags'  ['modern classical', 'electronic', 'ambient']

============================== file details ==============================
                                           'mtime'  1636911216.4384158  (2021-11-14 18:33:36)
                             'size'  4341788