======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '195'
                                          'artist'  'Axel Stordahl'
                                     'text_people'  ''
                                         'release'  'Jasmine & Jade (Dot DLP 25282)'
                                           'title'  'Caravan'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['tsf', 'foxtrot', 'johnny richards', 'freddie green']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '12'
                                            'date'  '1960'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '145.059'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Jasmine & Jade (Dot DLP 25282)'
'TBPM' (BPM (beats per minute))                     '145.059'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TDRC' (Recording time)                             '1960'
'TIT2' (Title/songname/content description)         'Caravan'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Axel Stordahl'
'TRCK' (Track number/Position in set)               '6/12'
'TXXX:Mp3gain_minmax'                               '122,199'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['tsf', 'foxtrot', 'johnny richards', 'freddie green']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.60 dB'
'TXXX:replaygain_track_peak'                        '0.777570'

========================== row from database ==========================
                                              'id'  785873
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Lounge/Alex Stordahl/06-Caravan.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  195
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  3127102
                                           'mtime'  1620531783
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Lounge Alex 06 prerock jb jazz lounge exotica bossa
                                      'tag_artist'  Axel Stordahl
                                     'tag_release'  Jasmine & Jade (Dot DLP 25282)
                                       'tag_title'  Caravan
                                             'bpm'  145.059
                                    'search_title'  'caravan':1
                                   'search_artist'  'axel':1 'stordahl':2
                                  'search_release'  '25282':6,7 'dlp':5 'dot':3,4 'jade':2 'jasmine':1
                                     'search_rest'  'alex':6 'bossa':9 'country':4 'exotica':2 'jazz':1 'jb':8 'lounge':5 'oldies':3 'prerock':7
                                    'search_combo'  '25282':9C,10C 'alex':16 'axel':2B 'bossa':19 'caravan':1A 'country':14 'dlp':8C 'dot':6C,7C 'exotica':12 'jade':5C 'jasmine':4C 'jazz':11 'jb':18 'lounge':15 'oldies':13 'prerock':17 'stordahl':3B
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['tsf', 'foxtrot', 'johnny richards', 'freddie green']
                                        'tag_date'  1960
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620531782.870114  (2021-05-09 05:43:02)
                             'size'  3127102