======================== unified (from filesystem) ========================
                                         'bitrate'  '235.289'
                                        'duration'  '348'
                                          'artist'  'Morcheeba'
                                     'text_people'  ''
                                         'release'  'Big Calm'
                                           'title'  'The Sea'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronic', 'downtempo', 'female vocalists', 'trip hop', 'chillout']"
                                     'discogstags'  "['electronic', 'hip hop', 'rock', 'trip hop', 'downtempo']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '99.960'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Big Calm'
'TBPM' (BPM (beats per minute))                     '99.960'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'The Sea'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Morcheeba'
'TRCK' (Track number/Position in set)               '1'
'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', 'hip hop', 'rock', 'trip hop', 'downtempo']
'TXXX:lastfmtags'                                   ['electronic', 'downtempo', 'female vocalists', 'trip hop', 'chillout']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.10 dB'
'TXXX:replaygain_track_peak'                        '0.474532'

========================== row from database ==========================
                                              'id'  1347481
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Big Calm__cifsdd86.mp3
                                         'working'  None
                                         'bitrate'  235
                                    'duration_sec'  348
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  10251014
                                           'mtime'  1636911448
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Calm__cifsdd86 electronic trip hop downtempo acid jazz
                                      'tag_artist'  Morcheeba
                                     'tag_release'  Big Calm
                                       'tag_title'  The Sea
                                             'bpm'  99.96
                                    'search_title'  'sea':2 'the':1
                                   'search_artist'  'morcheeba':1
                                  'search_release'  'big':1 'calm':2
                                     'search_rest'  '00poprockelectronic':1 'acid':13 'calm':7 'cifsdd86':8 'downtempo':12 'electronic':9 'files':5,6 'hop':11 'jazz':14 'loose':3,4 'trip':10 'unsorted':2
                                    'search_combo'  '00poprockelectronic':6 'acid':18 'big':4C 'calm':5C,12 'cifsdd86':13 'downtempo':17 'electronic':14 'files':10,11 'hop':16 'jazz':19 'loose':8,9 'morcheeba':3B 'sea':2A 'the':1A 'trip':15 'unsorted':7
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'downtempo', 'female vocalists', 'trip hop', 'chillout']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic', 'hip hop', 'rock', 'trip hop', 'downtempo']

============================== file details ==============================
                                           'mtime'  1636911448.4822767  (2021-11-14 18:37:28)
                             'size'  10251014