======================== unified (from filesystem) ========================
                                         'bitrate'  '112.0'
                                        'duration'  '164'
                                          'artist'  'George Formby'
                                     'text_people'  ''
                                         'release'  "When I'm Cleaning Windows"
                                           'title'  "It's In The Air"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['music hall', 'comedy', 'british', 'ukulele', 'squeaky voiced purveyor of "
 "ukelele fuelled 1940s smut']")
                                     'discogstags'  "['novelty', 'music hall', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1935'
                                        'comments'  ''
                                           'genre'  'prerock-musichall'
                                             'bpm'  '128.986'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "When I'm Cleaning Windows"
'TBPM' (BPM (beats per minute))                     '128.986'
'TCON' (Content type, a.k.a. Genre)                 'prerock-musichall'
'TDRC' (Recording time)                             '1935'
'TIT2' (Title/songname/content description)         "It's In The Air"
'TKEY' (Initial key)                                '8B'
'TLEN' (Length)                                     '164466'
'TPE1' (Lead performer(s)/Soloist(s))               'George Formby'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['novelty', 'music hall', 'pop']
'TXXX:lastfmtags'                                   ['music hall',
 'comedy',
 'british',
 'ukulele',
 'squeaky voiced purveyor of ukelele fuelled 1940s smut']
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.51 dB'
'TXXX:replaygain_track_peak'                        '0.501461'

========================== row from database ==========================
                                              'id'  1510123
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1920s and 1930s popular/George Formby - It_s In The Air.mp3
                                         'working'  None
                                         'bitrate'  112
                                    'duration_sec'  164
                                           'genre'  prerock-musichall
                                        'filesize'  2431388
                                           'mtime'  1639428410
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1920s and 1930s popular It_s prerock musichall
                                      'tag_artist'  George Formby
                                     'tag_release'  When I'm Cleaning Windows
                                       'tag_title'  It's In The Air
                                             'bpm'  128.986
                                    'search_title'  'air':6 'in':4 'it':1 'its':3 's':2 'the':5
                                   'search_artist'  'formby':2 'george':1
                                  'search_release'  'cleaning':5 'i':2 'im':4 'm':3 'when':1 'windows':6
                                     'search_rest'  '00oldiepop':5 '1920s':6 '1930s':8 'and':7 'country':4 'exotica':2 'it':10 'jazz':1 'musichall':13 'oldies':3 'popular':9 'prerock':12 's':11
                                    'search_combo'  '00oldiepop':19 '1920s':20 '1930s':22 'air':6A 'and':21 'cleaning':13C 'country':18 'exotica':16 'formby':8B 'george':7B 'i':10C 'im':12C 'in':4A 'it':1A,24 'its':3A 'jazz':15 'm':11C 'musichall':27 'oldies':17 'popular':23 'prerock':26 's':2A,25 'the':5A 'when':9C 'windows':14C
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['music hall', 'comedy', 'british', 'ukulele', 'squeaky voiced purveyor of ukelele fuelled 1940s smut']
                                        'tag_date'  1935
                                     'discogstags'  ['novelty', 'music hall', 'pop']

============================== file details ==============================
                                           'mtime'  1639428410.2479894  (2021-12-13 21:46:50)
                             'size'  2431388