======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '246'
                                          'artist'  'Smoke City'
                                     'text_people'  ''
                                         'release'  'Top of the Spot 1998'
                                           'title'  'Mr Gorgeous (and Miss Curvaceous)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-2', '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-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['downtempo', 'female vocalists', 'trip hop', 'chillout', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '118.706'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Top of the Spot 1998'
'TBPM' (BPM (beats per minute))                     '118.706'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TIT2' (Title/songname/content description)         'Mr Gorgeous (and Miss Curvaceous)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Smoke City'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['downtempo', 'female vocalists', 'trip hop', 'chillout', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.54 dB'
'TXXX:replaygain_track_peak'                        '0.460737'

========================== row from database ==========================
                                              'id'  1312463
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/Smoke City/02. Mr Gorgeous (And Miss Curvaceous).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  246
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  3944608
                                           'mtime'  1636910933
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip 02. (And electronic trip hop downtempo acid jazz
                                      'tag_artist'  Smoke City
                                     'tag_release'  Top of the Spot 1998
                                       'tag_title'  Mr Gorgeous (and Miss Curvaceous)
                                             'bpm'  118.706
                                    'search_title'  'and':3,4 'curvaceous':6,7 'gorgeous':2 'miss':5 'mr':1
                                   'search_artist'  'city':2 'smoke':1
                                  'search_release'  '1998':5 'of':2 'spot':4 'the':3 'top':1
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 '02':3,4 'acid':11 'and':5,6 'downtempo':10 'electronic':7 'hop':9 'jazz':12 'trip':8
                                    'search_combo'  '00poprockelectronic':15 '00trip':16 '02':17,18 '1998':14C 'acid':25 'and':3A,4A,19,20 'city':9B 'curvaceous':6A,7A 'downtempo':24 'electronic':21 'gorgeous':2A 'hop':23 'jazz':26 'miss':5A 'mr':1A 'of':11C 'smoke':8B 'spot':13C 'the':12C 'top':10C 'trip':22
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['downtempo', 'female vocalists', 'trip hop', 'chillout', 'electronic']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636910932.9594243  (2021-11-14 18:28:52)
                             'size'  3944608