======================== unified (from filesystem) ========================
                                         'bitrate'  '199.269'
                                        'duration'  '136'
                                          'artist'  'Moloko'
                                     'text_people'  ''
                                         'release'  'All Back To The Mine CD1'
                                           'title'  "Sing It Back (Can 7 1930's Mix)"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'Q-PLAY-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'q-chart-4', 'q-drums-1', 'q-other-1', 'q-vocals-1', 'q-mixbeat-3', "
 "'Q-PIANO-4']")
                                      'lastfmtags'  "['dance', 'house', 'female vocalists', 'electronic', 'electronica']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '10'
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '98.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             '850ECA0A'
'TALB' (Album/Movie/Show title)                     'All Back To The Mine CD1'
'TBPM' (BPM (beats per minute))                     '98.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         "Sing It Back (Can 7 1930's Mix)"
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Moloko'
'TRCK' (Track number/Position in set)               '10/10'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.92, VBR 3, Stereo, High quality'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['dance', 'house', 'female vocalists', 'electronic', 'electronica']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.30 dB'
'TXXX:replaygain_track_peak'                        '0.608829'

========================== row from database ==========================
                                              'id'  1507909
                                            'path'  /data/Music/Bulk/00poprockelectronic/Moloko/All Back To The Mine CD1/Moloko - Sing It Back (Can 7 1930_s Mix).mp3
                                         'working'  None
                                         'bitrate'  199
                                    'duration_sec'  136
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  3395790
                                           'mtime'  1636911330
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1930_s electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Moloko
                                     'tag_release'  All Back To The Mine CD1
                                       'tag_title'  Sing It Back (Can 7 1930's Mix)
                                             'bpm'  98.0
                                    'search_title'  '1930':7 '1930s':9 '7':6 'back':3 'can':4,5 'it':2 'mix':10,11 's':8 'sing':1
                                   'search_artist'  'moloko':1
                                  'search_release'  'all':1 'back':2 'cd1':6 'mine':5 'the':4 'to':3
                                     'search_rest'  '00poprockelectronic':1 '1930':2 'acid':9 'downtempo':8 'electronic':4 'hop':6 'jazz':10 'or':7 's':3 'trip':5
                                    'search_combo'  '00poprockelectronic':19 '1930':7A,20 '1930s':9A '7':6A 'acid':27 'all':13C 'back':3A,14C 'can':4A,5A 'cd1':18C 'downtempo':26 'electronic':22 'hop':24 'it':2A 'jazz':28 'mine':17C 'mix':10A,11A 'moloko':12B 'or':25 's':8A,21 'sing':1A 'the':16C 'to':15C 'trip':23
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-3', 'Q-PIANO-4', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-4', 'q-other-1', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'female vocalists', 'electronic', 'electronica']
                                        'tag_date'  1989
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636911329.9137855  (2021-11-14 18:35:29)
                             'size'  3395790